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Master & Chief Mate (Oceans or Near Coastal (Unlimited Tonnage))
Q104 — Deck Safety: Stability Problems
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1. The difference between the initial trim of a vessel and the trim after a change in load has occurred is known as __________.
Not learned
2. Forces within a vessel may cause a difference between the starboard and port drafts. What is this difference called?
Not learned
3. The maximum draft to which a drilling unit may be safely loaded is called __________.
Not learned
4. Your vessel displaces 641 tons. The existing deck cargo has a center of gravity of 3.6 feet above the deck and weighs 36 tons. If you load 22 tons of ground tackle with an estimated center of gravity of 2.0 feet above the deck, what is the final height of the CG of the deck cargo?
Not learned
5. You have 10 containers of rig supplies each measuring 10'L by 6'B by 6'H and weighing 1.8 tons each. Each container is stowed on deck. What is the maximum VCG permitted of the remaining cargo if you are carrying rig water and load to maximum capacity
Not learned
6. You have 12 containers of rig supplies each measuring 10'L by 4'B by 5'H and weighing 2.0 tons each. Each container is stowed on deck. What is the maximum VCG permitted of the remaining cargo if you are carrying rig water and load to maximum capacity
Not learned
7. You have 160 tons of below deck tonnage and 300 tons of above deck cargo on board. You must load 110 tons of liquid mud below deck. How much more deck cargo can you load
Not learned
8. You have 180 tons of below deck tonnage including liquid mud. Your existing deck cargo is 300 tons with a VCG above the deck of 3.0 feet. What is the maximum additional cargo tonnage you are permitted to load
Not learned
9. You have 200 tons of below deck tonnage. There is no liquid mud aboard. If you have 140 tons of cargo above deck with a VCG above the deck of 4.2 feet, what is the maximum allowed VCG of the remainder of the deck cargo that is permitted
Not learned
10. You have 240 tons of below deck tonnage. There is no liquid mud aboard. If you have 360 tons of cargo above deck with a VCG above the deck of 2.9 feet, what is the maximum allowed VCG of the remainder of the deck cargo that is permitted
Not learned
11. You have 260 tons of below deck tonnage including liquid mud. Your existing deck cargo is 150 tons with a VCG above the deck of 2.2 feet. What is the maximum additional cargo tonnage you are permitted to load
Not learned
12. You have 300 tons of below deck tonnage including liquid mud. Your existing deck cargo is 180 tons with a VCG above the deck of 1.9 feet. What is the maximum additional cargo tonnage you are permitted to load
Not learned
13. You have 360 tons of below deck tonnage and 145 tons of above deck cargo on board. You must load 220 tons of liquid mud below deck. How much more deck cargo can you load
Not learned
14. You have 360 tons of below deck tonnage and 210 tons of above deck cargo on board. You must load 100 tons of liquid mud below deck. How much more deck cargo can you load
Not learned
15. You have 38 containers of ships stores each measuring 6'L by 6'B by 5'H and weighing 0.6 tons each. Each container is stowed on deck. What is the maximum VCG permitted of the remaining cargo if you are carrying rig water and load to maximum capacity
Not learned
16. You have 4 containers of rig supplies each measuring 8'L by 8'B by 8'H and weighing 1.2 tons each. Each container is stowed on deck. What is the maximum VCG permitted of the remaining cargo if you are carrying rig water and load to maximum capacity
Not learned
17. You have 400 tons of below deck tonnage and 100 tons of above deck cargo on board. You must load 160 tons of liquid mud below deck. How much more deck cargo can you load
Not learned
18. You have 400 tons of below deck tonnage and 230 tons of above deck cargo on board. You must load 220 tons of liquid mud below deck. How much more deck cargo can you load
Not learned
19. You have 400 tons of below deck tonnage. There is no liquid mud aboard. If you have 225 tons of cargo above deck with a VCG above the deck of 3.4 feet, what is the maximum allowed VCG of the remainder of the deck cargo that is permitted
Not learned
20. You have 420 tons of below deck tonnage and 150 tons of above deck cargo on board. You must load 135 tons of liquid mud below deck. How much more deck cargo can you load
Not learned
21. You have 420 tons of below deck tonnage and 180 tons of above deck cargo on board. You must load 140 tons of liquid mud below deck. How much more deck cargo can you load
Not learned
22. You have 480 tons of below deck tonnage including liquid mud. Your existing deck cargo is 200 tons with a VCG above the deck of 2.8 feet. What is the maximum additional cargo tonnage you are permitted to load
Not learned
23. You have 50 containers of ships stores each measuring 6'L by 4'B by 3'H and weighing 0.4 ton each. Each container is stowed on deck. What is the maximum VCG permitted of the remaining cargo if you are carrying rig water and load to maximum capacity
Not learned
24. You have 520 tons of below deck tonnage including liquid mud. Your existing deck cargo is 160 tons with a VCG above the deck of 2.7 feet. What is the maximum cargo tonnage you are permitted to load
Not learned
25. You have 520 tons of below deck tonnage. There is no liquid mud. If you have 160 tons of cargo above deck with a VCG above the deck of 3.2, what is the maximum allowed VCG of the remainder of the deck cargo that is permitted
Not learned
26. You have 550 tons of below deck tonnage including liquid mud. Your existing deck cargo is 120 tons with a VCG above the deck of 2.6 feet. What is the maximum additional deck cargo tonnage you are permitted to load
Not learned
27. You have 590 tons of below deck tonnage. There is no liquid mud aboard. If you have 84 tons of cargo above deck with a VCG above the deck of 2.7 feet, what is the maximum allowed VCG of the remainder of the deck cargo that is permitted
Not learned
28. You have 6 containers of rig supplies each measuring 8'L by 4'B by 3'H and weighing 1.6 tons each. Each container is stowed on deck. What is the maximum VCG permitted of the remaining cargo if you are carrying rig water and load to maximum capacity
Not learned
29. You have 6 containers of ship stores each measuring 8'L by 4'B by 6'H and weighing 0.5 tons each. Each container is stowed on deck. What is the maximum VCG permitted of the remaining cargo if you are carrying rig water and load to maximum capacity
Not learned
30. You have 60 tons of below deck tonnage and 220 tons of above deck cargo on board. You must load 240 tons of liquid mud below deck. How much more deck cargo can you load
Not learned
31. You have 600 tons of below deck tonnage. There is no liquid mud aboard. If you have 150 tons of cargo above deck with a VCG above the deck of 2.8 feet, what is the maximum allowed VCG of the remainder of the deck cargo that is permitted
Not learned
32. You have 640 tons of below deck tonnage. There is no liquid mud aboard. If you have 160 tons of cargo above deck with a VCG above the deck of 3.4 feet, what is the maximum allowed VCG of the remainder of the deck cargo that is permitted
Not learned
33. You have 650 tons of below deck tonnage including liquid mud. Your existing deck cargo is 140 tons with a VCG above the deck of 2.5 feet. What is the maximum additional cargo tonnage you are permitted to load
Not learned
34. You have 700 tons of below deck tonnage including liquid mud. Your existing deck cargo is 200 tons with a VCG above the deck of 3.0 feet. What is the maximum additional cargo tonnage you are permitted to load
Not learned
35. A 7,000 ton displacement tankship carries two slack tanks of alcohol with a S.G. of 0.8. Each tank is 50 ft. long and 30 ft. wide. What is the reduction in GM due to free surface with the vessel floating in sea water, S.G. is 1.026?
Not learned
36. You have 710 tons of below deck tonnage. There is no liquid mud aboard. If you have 150 tons of cargo above deck with a VCG above the deck of 3.1 feet, what is the maximum allowed VCG of the remainder of the deck cargo that is permitted
Not learned
37. You have 8 containers of steward's supplies each measuring 6'L by 6'B by 6'H and weighing 1.5 tons each. Each container is stowed on deck. What is the maximum VCG permitted of the remaining cargo if you are carrying rig water and load to maximum capacity
Not learned
38. Aboard a vessel, dividing the sum of the transverse moments by the total weight yields the vessel's __________.
Not learned
39. You have approximately 14 tons of fish on deck. What will be the shift in the center of gravity after you shift the fish to the fish hold, a vertical distance of 6 feet? (total displacement is 210 tons)
Not learned
40. You have approximately 34 tons of fish on deck. What will be the shift in the center of gravity after you shift the fish to the fish hold, a vertical distance of 7.5 feet? (total displacement is 638 tons)
Not learned
41. You have approximately 6 tons of fish on deck. What will be the shift in the center of gravity after you shift the fish to the fish hold, a vertical distance of 7 feet? (total displacement is 422 tons)
Not learned
42. You have approximately 60 tons of fish on deck. What will be the shift in the center of gravity after you shift the fish to the fish hold, a vertical distance of 8 feet? (total displacement is 960 tons)
Not learned
43. Which is the best source of information on the location of the blocks when dry docking a vessel?
Not learned
44. A bulk freighter 580 ft. in length, 60 ft. beam, with a waterplane coefficient of .84 is floating in salt water at a draft of 21 ft. How many long tons would it take to increase the mean draft 1"?
Not learned
45. A bulk freighter 680 ft. in length, 60 ft. beam, with a waterplane coefficient of .84, is floating in salt water at a draft of 21'. How many long tons would it take to increase the mean draft by 1"?
Not learned
46. A cargo of 100 tons is to be loaded on deck 20 feet from the ship's centerline. The ship's displacement including the 100 tons of cargo will be 10,000 tons and the GM two feet. What would be the list of the vessel after loading the cargo?
Not learned
47. A cargo of 30 tons is to be loaded on deck 30 feet from the ship's centerline. The ship's displacement including the 30 tons cargo will be 9,000 tons and the GM will be 5 feet. What would be the list of the vessel after loading this cargo?
Not learned
48. A cargo of 40 tons is to be lifted with a boom located 40 feet from the ship's centerline. The ship's displacement including the suspended cargo is 8,000 tons and the GM is 2 feet with cargo suspended. What will the list of the vessel be with the cargo suspended?
Not learned
49. A cargo of 50 tons is to be loaded on deck 20 feet from the ship's centerline. The vessel's displacement including the 50 ton cargo will be 3,000 tons and the GM three feet. What would be the list of the vessel after loading the cargo?
Not learned
50. A cargo of 60 tons is to be loaded on deck 20 feet from the ship's centerline. The vessel's displacement including the 60 ton cargo will be 6,000 tons and the GM two feet. What would be the list of the vessel after loading this cargo?
Not learned
51. A cargo of 75 tons is to be lifted with a boom located 50 feet from the ship's centerline. The ship's displacement including the suspended cargo is 6,000 tons and GM is 6 feet. The list of the ship with the cargo suspended from the boom will be __________.
Not learned
52. A cargo vessel of 9,000 tons displacement is carrying a slack deep tank of molasses (SG 1.4). The tank measures 20 feet long and 30 feet wide. What will be the reduction in metacentric height due to free surface, with the vessel floating in sea water (SG 1.026)?
Not learned
53. What is the center around which a vessel trims called?
Not learned
54. To check stability, a weight of 10 tons is lifted with the jumbo boom whose head is 45 ft. from the ship's centerline. The clinometer show's a list of 5.0° with weight suspended. Displacement including the weight is 9,000 tons. What would be the GM in this condition?
Not learned
55. To check stability, a weight of 35 tons is lifted with the jumbo boom, whose head is 35 feet from the ship's centerline. The clinometer shows a list of 7.0° with the weight suspended. Displacement including the weight is 14,000 tons. What would the length of GM in this condition?
Not learned
56. To check stability, a weight of 40 tons is lifted with the jumbo boom, whose head is 40 feet from the ship's centerline. The clinometer shows a list of 6.5° with the weight suspended. Displacement including weight is 16,000 tons. What would be the GM while in this condition?
Not learned
57. Determine the free surface constant for a fuel oil tank 30 ft. long by 40 ft. wide by 15 ft. deep. The specific gravity of the fuel oil is .85 and the ship is floating in saltwater (S.G. 1.026).
Not learned
58. What is the difference between the starboard and port drafts due to the wind or seas called?
Not learned
59. What is the displacement of a barge which measures 85' x 46' x 13' and is floating in salt water with a draft of ten feet?
Not learned
60. The distance between the bottom of the hull and the waterline is called __________.
Not learned
61. How will the draft at the center of floatation change after transferring a weight forward on a vessel?
Not learned
62. Your drafts are: FWD 23'-03", AFT 24'-01". Use the blue pages of the Stability Data Reference Book to determine the vessels displacement if you are in fresh water.
Not learned
63. Your drafts are: FWD 23'-03", AFT 27'-01". Use the blue pages of the Stability Data Reference Book to determine the vessels displacement if you are in fresh water.
Not learned
64. Your drafts are: FWD 23'-03", AFT 27'-01". Use the blue pages of the Stability Data Reference Book to determine the vessels displacement if you are in salt water.
Not learned
65. Your drafts are: FWD 24'-09", AFT 27'-02". Use the blue pages of the Stability Data Reference Book to determine the vessels displacement if you are in salt water.
Not learned
66. Your drafts are: FWD 5'-08", AFT 6'-02". From past experience, you know that the vessel will increase her draft 1 inch for every 8 tons loaded. There is rig water on board and 11 tons of deck cargo. How many more tons of cargo can be loaded and still maintain the same trim
Not learned
67. Your drafts are: FWD 5'-08", AFT 6'-04". From past experience, you know that the vessel will increase her draft 1 inch for every 7 tons loaded. There is rig water on board and 10 tons of deck cargo. How many more tons of cargo can be loaded and still maintain the same trim
Not learned
68. Your drafts are: FWD 5'-11", AFT 6'-11". From past experience, you know that the vessel will increase her draft 1 inch for every 7 tons loaded. There is rig water on board and 16 tons of deck cargo. How many more tons of cargo can be loaded and still maintain the same trim
Not learned
69. Your drafts are: FWD 6'-01", AFT 6'-10". From past experience, you know that the vessel will increase her draft 1 inch for every 6 tons loaded. There is rig water on board and 11 tons of deck cargo. How many more tons of cargo can be loaded and still maintain the same trim
Not learned
70. Your drafts are: FWD 6'-01", AFT 6'-05". From past experience, you know that the vessel will increase her draft by 1 inch for every 7 tons loaded. There is rig water on board and 20 tons of deck cargo. How many more tons of cargo can be loaded while maintaining the same trim
Not learned
71. Your drafts are: FWD 6'-01", AFT 6'-05". From past experience, you know that the vessel will increase her draft 1 inch for every 5 tons loaded. There is rig water on board and 15 tons of deck cargo. How many more tons of cargo can legally be loaded and still maintain the same trim
Not learned
72. Where are the draft marks required to be displayed on a ship?
Not learned
73. The draft of the SS AMERICAN MARINER cannot exceed 23'-06" in order to cross a bar. The present drafts are: FWD 22'-03", AFT 24'-00". Use the white pages of the Stability Data Reference Book to determine the minimum amount of sea water to ballast the forepeak to achieve this condition.
Not learned
74. For a floating vessel, which item is the result of subtracting KG from KM?
Not learned
75. When the forward drafts and the after drafts are averaged, which of the following describes the result?
Not learned
76. You are hoisting a heavy lift with the jumbo boom. Your vessel displaces 5230 T. The 35-ton weight is on the pier and its center is 60' to starboard of the centerline. The head of the boom is 105' above the base line and the center of gravity of the lift when stowed on deck will be 42' above the base line. As the jumbo boom takes the strain the ship lists to 5°. What is the GM with the cargo stowed?
Not learned
77. You are hoisting a heavy lift with the jumbo boom. Your vessel displaces 8560 T. The 45-ton weight is on the pier and its center is 65' to starboard of the centerline. The head of the boom is 95' above the base line and the center of gravity of the lift when stowed on deck will be 55' above the base line. As the jumbo boom takes the strain the ship lists to 5.5°. What is the GM with the cargo stowed?
Not learned
78. The liquid mud tanks on your vessel measure 18'L by 10'B by 6'D. The vessel's displacement is 944 T and the specific gravity of the mud is 1.9. What is the reduction in GM due to a pair of these tanks (p/s) being slack?
Not learned
79. The liquid mud tanks on your vessel measure 20'L by 18'B by 7'D. The vessel's displacement is 866 T and the specific gravity of the mud is 1.8. What is the reduction in GM due to a pair of these tanks (p/s) being slack?
Not learned
80. The liquid mud tanks on your vessel measure 20'L by 18'B by 7'D. The vessel's displacement is 986 T and the specific gravity of the mud is 1.6. What is the reduction in GM due to a pair of these tanks (p/s) being slack?
Not learned
81. The liquid mud tanks on your vessel measure 22'L by 16'B by 7'D. The vessel's displacement is 568 T and the specific gravity of the mud is 1.6. What is the reduction in GM due to a pair of these tanks (p/s) being slack?
Not learned
82. The liquid mud tanks on your vessel measure 24'L by 16'B by 8'D. The vessel's displacement in fresh water is 864 tons and the specific gravity of the mud is 1.47. What is the reduction in GM due to a pair of these tanks (p/s) being slack?
Not learned
83. The liquid mud tanks on your vessel measure 24'L by 16'B by 8'D. The vessel's displacement in salt water (specific gravity 1.025) is 864 T and the specific gravity of the mud is 1.47. What is the reduction in GM due to a pair of these tanks (p/s) being slack?
Not learned
84. The liquid mud tanks on your vessel measure 30'L by 15'B by 6'D. The vessel's displacement is 968 T and the specific gravity of the mud is 1.8. What is the reduction in GM due to a pair of these tanks (p/s) being slack?
Not learned
85. The liquid mud tanks on your vessel measure 32'L by 15'B by 8'D. The vessel's displacement is 640 tons and the specific gravity of the mud is 1.8. What is the reduction in GM due to a pair of these tanks (p/s) being slack?
Not learned
86. The liquid mud tanks on your vessel measure 40'L by 20'B by 8'D. The vessel's displacement is 996 T and the specific gravity of the mud is 1.7. What is the reduction in GM due to a pair of these tanks (p/s) being slack?
Not learned
87. You are loading cargo on deck aboard a vessel whose beam is 60 feet and full period of roll is 20 seconds. What is the estimated metacentric height of the vessel?
Not learned
88. You are loading in a port subject to the summer load line mark and bound for a port subject to the tropical load line mark. You will enter the tropical zone after steaming four days. You will consume 33 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.006, and the average TPI is 66. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0022 below.
Not learned
89. You are loading in a port subject to the summer load line mark and bound for a port subject to the winter load line mark. You will enter the winter zone after steaming four days. You will consume 35 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.0083, and the average TPI is 65. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0018 below.
Not learned
90. You are loading in a port subject to the tropical load line mark and bound for a port subject to the summer load line mark. You will enter the summer zone after steaming four days. You will consume 41 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.000 and the average TPI is 55. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0019 below.
Not learned
91. You are loading in a port subject to the tropical load line mark and bound for a port subject to the summer load line mark. You will enter the summer zone after steaming ten days. You will consume 33 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.021, and the average TPI is 51. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0017 below.
Not learned
92. You are loading in a port subject to the tropical load line mark and bound for a port subject to the summer load line mark. You will enter the summer zone after steaming two days. You will consume 28 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.020, and the average TPI is 55. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0021 below.
Not learned
93. You are loading in a port subject to the tropical load line mark and bound for a port subject to the winter load line mark. You will enter the summer zone after steaming eight days, and you will enter the winter zone after a total of ten days. You will consume 31 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.016, and the average TPI is 41. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0015 below.
Not learned
94. You are loading in a port subject to the tropical load line mark and bound for a port subject to the winter load line mark. You will enter the summer zone after steaming four days, and you will enter the winter zone after a total of nine days. You will consume 29 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.008, and the average TPI is 53. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0016 below.
Not learned
95. You are loading in a port subject to the tropical load line mark and bound for a port subject to the winter load line mark. You will enter the summer zone after steaming one day, and you will enter the winter zone after a total of eight days. You will consume 36 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.002, and the TPI is 47. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0005 below.
Not learned
96. You are loading in a port subject to the tropical load line mark and bound for a port subject to the winter load line mark. You will enter the summer zone after steaming one day, and you will enter the winter zone after a total of eleven days. You will consume 33 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.004, and the average TPI is 46. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0011 below.
Not learned
97. You are loading in a port subject to the tropical load line mark and bound for a port subject to the winter load line mark. You will enter the summer zone after steaming one and one-half days, and you will enter the winter zone after a total of six days. You will consume 29 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.006, and the average TPI is 43. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0008 below.
Not learned
98. You are loading in a port subject to the tropical load line mark and bound for a port subject to the winter load line mark. You will enter the summer zone after steaming six days. You will enter the winter zone after an additional three days. You will consume 28 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.020, and the average TPI is 46. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0012 below.
Not learned
99. You are loading in a port subject to the winter load line mark and bound for a port subject to the summer load line mark. You will enter the summer zone after steaming six days. You will consume 32 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.005, and the average TPI is 65. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0020 below.
Not learned
100. You are loading in a port subject to the winter load line mark and bound for a port subject to the tropical load line mark. You will enter the summer zone after steaming four days, and you will enter the tropical zone after a total of seven days. You will consume 38 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.004, and the average TPI is 72. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0007 below.
Not learned
101. You are loading in a port subject to the winter load line mark and bound for a port subject to the tropical load line mark. You will enter the summer zone after steaming four days, and you will enter the tropical zone after a total of twelve days. You will consume 31 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.000, and the average TPI is 46. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0013 below.
Not learned
102. You are loading in a port subject to the winter load line mark and bound for a port subject to the tropical load line mark. You will enter the summer zone after steaming four days, and you will enter the tropical zone after twelve days. You will consume 38 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.004, and the average TPI is 72. What is the minimum freeboard required at the start of the voyage?
Not learned
103. You are making a heavy lift with the jumbo boom. Your vessel displaces 18,000 T. The 50-ton weight is on the pier, and its center is 75 feet to starboard of the centerline. The head of the boom is 112 feet above the base line, and the center of gravity of the lift when stowed on deck will be 56 feet above the base line. As the jumbo boom takes the strain, the ship lists 3.5°. What is the GM when the cargo is stowed?
Not learned
104. You are making a heavy lift with the jumbo boom. Your vessel displaces 7940 T. The 45-ton weight is on the pier and its center is 60' to starboard of the centerline. The head of the boom is 110' above the base line and the center of gravity of the lift when stowed on deck will be 50' above the base line. As the jumbo boom takes the strain the ship lists to 4.5°. What is the GM with the cargo stowed?
Not learned
105. You are making a heavy lift with the jumbo boom. Your vessel displaces 8390 T. The 40 ton weight is on the pier and its center is 55' to starboard of the centerline. The head of the boom is 110' above the base line and the center of gravity of the lift when stowed on deck will be 45' above the base line. As the jumbo boom takes the strain the ship lists to 3.5°. What is the GM with the cargo stowed?
Not learned
106. You are making a heavy lift with the jumbo boom. Your vessel displaces 8530 T. The 40-ton weight is on the pier and its center is 65' to starboard of the centerline. The head of the boom is 115' above the base line and the center of gravity of the lift when stowed on deck will be 50' above the base line. As the jumbo boom takes the strain the ship lists to 5°. What is the GM with the cargo stowed?
Not learned
107. You are on a Mariner class cargo vessel. Your drafts are: FWD 17'-04", AFT 19'-04". You wish to increase the calculated GM of 3.0' to 4.2'. What tanks should you ballast? (Use the white pages in the Stability Data Reference Book.)
Not learned
108. You are on a Mariner class cargo vessel. Your drafts are: FWD 22'-06", AFT 25'-06". You wish to increase the calculated GM of 4.8' to 5.9'. What tanks should you ballast? (Use the white pages in the Stability Data Reference Book.)
Not learned
109. You are on a Mariner class cargo vessel. Your drafts are: FWD 24'-00", AFT 25'-08". You wish to increase the calculated GM of 3.0' to 4.1'. What tanks should you ballast? (Use the white pages in the Stability Data Reference Book.)
Not learned
110. You are on a Mariner class cargo vessel. Your drafts are: FWD 26'-06", AFT 28'-02". You wish to increase the calculated GM of 2.7' to 2.9'. What tanks should you ballast? (Use the white pages in the Stability Data Reference Book.)
Not learned
111. The maximum draft of the SS AMERICAN MARINER cannot exceed 28'-08" in order to cross a bar. The present drafts are: FWD 28'-00", AFT 29'-00". Use the white pages of the Stability Data Reference Book to determine the minimum amount of sea water to ballast the forepeak to achieve this condition.
Not learned
112. The maximum draft of the SS AMERICAN MARINER cannot exceed 30'-01" in order to cross a bar. The present drafts are: FWD 29'-04", AFT 30'-06". Use the white pages of the Stability Data Reference Book to determine the minimum amount of sea water to ballast the forepeak to achieve this condition.
Not learned
113. For an upright vessel, draft is the vertical distance between the keel and which other item?
Not learned
114. In order to calculate the TPI of a vessel, for any given draft, it is necessary to divide the area of the waterplane by which of the following?
Not learned
115. In order to check your vessel's stability, a weight of 40 tons is lifted with the jumbo boom, the boom head being 50 feet from the ship's centerline. The clinometer is then carefully read and shows a list of 5°. The vessel's displacement is 8,000 tons including the suspended weight. What will be the metacentric height of the vessel at this time?
Not learned
116. You are reading the draft marks as shown in illustration D032DG. The top 2 inches of the 9 forward is visible above the water level, and the water level is four inches below the 10 aft. What is the mean draft?
Not learned
117. You are reading the draft marks as shown in illustration D032DG. The top 2 inches of number "9" are visible above the waterline. What is the draft?
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118. You are reading the draft marks as shown in illustration D032DG. The water level is about 4 inches below the bottom of 10. What is the draft?
Not learned
119. You are reading the draft marks as shown in illustration D032DG. The water level is about 4 inches below the bottom of the number 11. What is the draft?
Not learned
120. You are reading the draft marks as shown in illustration D032DG. The water level is at the bottom of number 11. What is the draft?
Not learned
121. You are reading the draft marks as shown in illustration D032DG. The water level forward is 4 inches below the 11, and the water level aft is 2 inches below the top of the 11. What is the mean draft?
Not learned
122. You are reading the draft marks as shown in illustration D032DG. The water level forward leaves about 4 inches of the 11 visible, and the water level aft is at the top of the 10. What is the mean draft?
Not learned
123. You are reading the draft marks as shown in illustration D032DG. The water level forward is at the top of the 8, and the water level aft is at the top of the 8. What is the mean draft?
Not learned
124. You are reading the draft marks as shown in illustration D032DG. The water level is at the top of number 8. What is the draft?
Not learned
125. You are reading draft marks on a vessel. The water level is halfway between the bottom of the number 5 and the top of the number 5. What is the draft of the vessel?
Not learned
126. What is the reduction in metacentric height due to free surface when a tank 60 feet long and 30 feet wide is partially filled with salt water, and is fitted with a centerline bulkhead? (The vessel has a displacement of 10,000 tons.)
Not learned
127. What is the reduction in metacentric height due to free surface when a tank 60 ft. wide and 60 ft. long is partially filled with saltwater? (The vessel's displacement is 10,000 tons.)
Not learned
128. The result of two forces acting in opposite directions and along parallel lines, is an example of what type of stress?
Not learned
129. The SS AMERICAN MARINER arrived in port with drafts of: FWD 17'-10", AFT 19'-06". Cargo was loaded and discharged as indicated in table ST-0134 below. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. Load 95 tons---210 feet fwd of amidships Discharge 160 tons---60 feet fwd of amidships Load 140 tons---60 feet aft of amidships Load 170 tons---190 feet aft of amidships
Not learned
130. The SS AMERICAN MARINER arrived in port with drafts of: FWD 18'-05", AFT 20'-11". Cargo was loaded and discharged as indicated in table ST-0114 below. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. Load 120 tons---210 feet fwd of amidships Discharge 350 tons---40 feet fwd of amidships Load 340 tons---60 feet aft of amidships Discharge 60 tons---190 feet aft of amidships
Not learned
131. The SS AMERICAN MARINER arrived in port with drafts of: FWD 18'-06", AFT 20'-10". Cargo was loaded and discharged as indicated in table ST-0152 below. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. Load 140 tons---170 feet fwd of amidships Discharge 160 tons---60 feet fwd of amidship Load 140 tons---132 feet aft of amidships Discharge 230 tons---190 feet aft of amidships
Not learned
132. The SS AMERICAN MARINER arrived in port with drafts of: FWD 18'-06", AFT 21'-10". Cargo was loaded and discharged as indicated in table ST-0123 below. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts.
Not learned
133. The SS AMERICAN MARINER arrived in port with drafts of: FWD 18'-10", AFT 18'-06". Cargo was loaded and discharged as indicated in table ST-0140 below. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. Load 140 tons---170 feet fwd of amidships Discharge 160 tons---60 feet fwd of amidships Discharge 140 tons---60 feet aft of amidships Load 230 tons---190 feet aft of amidships
Not learned
134. The SS AMERICAN MARINER arrived in port with drafts of: FWD 19'-06.6", AFT 20'-05.6". Cargo was loaded and discharged as indicated in table ST-0079 below. Use sheet 2 in the white pages of The Stability Data Reference book to determine the final drafts. NMC has NOT supplied the weights to load or discharge for this question.
Not learned
135. The SS AMERICAN MARINER arrived in port with drafts of: FWD 19'-10.5", AFT 22'-11.6". Cargo was loaded and discharged as indicated in table ST-0154 below. Use sheet 2 in the white pages of The Stability Data Reference Book to determine the final drafts. Load 90 tons--210 ft fwd of amidships Discharge 240 tons--38 ft fwd of amidships Discharge 120 tons--94 ft aft of amidships Load 140 tons--150 ft aft of amidships
Not learned
136. The SS AMERICAN MARINER arrived in port with drafts of: FWD 21'-06.5", AFT 23'-05.4". Cargo was loaded and discharged as indicated in table ST-0072 below. Use sheet 2 in the white pages of The Stability Data Reference Book to determine the final drafts. NMC has NOT supplied the weights to load or discharge for this question.
Not learned
137. The SS AMERICAN MARINER arrived in port with drafts of: FWD 21'-09.5", AFT 22'-09.5". Cargo was loaded and discharged as indicated in table ST-0087 below. Use sheet 2 in the white pages of The Stability Data Reference Book to determine the final drafts. Load 170 tons--120 ft fwd of amidships Discharge 100 tons--28 ft fwd of amidships Discharge 70 tons--122 ft aft of amidships Load 200 tons--163 ft aft of amidships
Not learned
138. The SS AMERICAN MARINER arrived in port with drafts of: FWD 21'-10.6", AFT 22'-11.6". Cargo was loaded and discharged as indicated in table ST-0089 below. Use sheet 2 in the white pages of The Stability Data Reference Book to determine the final drafts. Discharge 280 tons--200 ft fwd of amidships
 Load 150 tons--150 ft fwd of amidships Load 150 tons--100 ft fwd of amidships Discharge 90 tons--247 ft aft of amidships
Not learned
139. The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-04", AFT 29'- 10". Cargo was loaded and discharged as indicated in table ST-0102 below. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. Discharge 240 tons---155 feet fwd of amidships Discharge 160 tons---38 feet fwd of amidships Load 115 tons---35 feet aft of amidships Discharge 170 tons---205 feet aft of amidships
Not learned
140. The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-04", AFT 30'-08". Cargo was loaded and discharged as indicated in table ST-0092 below. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. Load 180 tons---155 feet fwd of amidships Discharge 160 tons---38 feet fwd of amidships Load 140 tons---75 feet aft of amidships Discharge 170 tons---205 feet aft of amidships
Not learned
141. The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-04", AFT 30'-11". Cargo was loaded and discharged as indicated in table ST-0009 below. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. Load 200 tons---180 feet fwd of amidships Discharge 60 tons---25 feet fwd of amidships Load 80 tons---165 feet aft of amidships Load 40 tons---200 feet aft of amidships
Not learned
142. The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-04", AFT 31'-10". Cargo was loaded and discharged as indicated in table ST-0007 below. Use sheet 2 in the white pages of The Stability Data Reference Book to determine the final drafts. Load 200 tons---180 feet fwd of amidships Discharge 60 tons---25 feet fwd of amidships Discharge 80 tons---165 feet aft of amidships Discharge 40 tons---230 feet aft of amidships
Not learned
143. The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-08", AFT 29'-05". Cargo was loaded and discharged as indicated in table ST-0012 below. Use sheet 2 in the white pages of The Stability Data Reference Book to determine the final drafts. NMC has NOT supplied the weights to load or discharge for this question.
Not learned
144. The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-08", AFT 29'-05". Cargo was loaded and discharged as indicated in table ST-0013 below. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. Discharge 120 tons---145 feet fwd of amidships Load 160 tons---87 feet fwd of amidships Discharge 85 tons---50 feet fwd of amidships Discharge 100 tons---30 feet aft of amidships
Not learned
145. The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-08", AFT 29'-05'. Cargo was loaded and discharged as indicated in table ST-0081 below. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. Load 120 tons---145 feet fwd of amidships Discharge 160 tons---38 feet fwd of amidships Load 85 tons---35 feet aft of amidships Discharge 170 tons---205 feet aft of amidships
Not learned
146. The SS AMERICAN MARINER arrived in port with drafts of: FWD 29'-06", AFT 29'-02". Cargo was loaded and discharged as indicated in table ST-0110 below. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. Load 125 tons---160 feet fwd of amidships Discharge 160 tons---68 feet fwd of amidships Load 140 tons---75 feet aft of amidships Load 170 tons---185 feet aft of amidships
Not learned
147. The SS AMERICAN MARINER has on board 3245 tons of cargo with an LCG-FP of 272.20 feet. See table ST-0166 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo. No. 1 Main Deck............................90 No. 1 Second Deck.....................100 No. 2 Second Deck.....................160 No. 2 Third Deck.........................130 No. 3 Tank Top............................380 No. 4 Tank Top............................320 No. 5 Tank Top............................360 No. 5 26'-6" Flat P/S REEFER....110 No. 6 Second Deck.....................120 No. 6 Third Deck.........................110 No. 7 Second Deck.....................120 No. 7 Third Deck.........................140
Not learned
148. The SS AMERICAN MARINER has on board 3885 tons of cargo with an LCG-FP of 278.45 feet. See table ST-0168 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo. No. 1 Main Deck...............................90 No. 1 Second Deck........................100 No. 2 Second Deck........................160 No. 2 Third Deck............................130 No. 3 Second Deck........................180 No. 3 Tank Top...............................380 No. 4 Tank Top...............................320 No. 5 Second Deck........................160 No. 5 26'-6" Flat P/S REEFER.......110 No. 5 Tank Top...............................360 No. 6 Second Deck........................110 No. 7 Second Deck........................120 No. 7 Third Deck............................140
Not learned
149. The SS AMERICAN MARINER has on board 4824 tons of cargo with an LCG-FP of 277.45 feet. See table ST-0164 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo. No. 1 Main Deck...........................90 No. 2 Second Deck....................160 No. 2 Third Deck........................130 No. 3 Second Deck....................180 No. 4 Second Deck....................220 No. 4 Tank Top...........................320 No. 5 26'-6" Flat P/S RFR..............110 No. 6 Second Deck......................70 No. 7 Second Deck....................120 No. 7 Third Deck........................140
Not learned
150. The SS AMERICAN MARINER has on board 4850 tons of cargo with an LCG-FP of 274.46 feet. See table ST-0195 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo.
Not learned
151. The SS AMERICAN MARINER has on board 4850 tons of cargo with an LCG-FP of 275.72 feet. See table ST-0107 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo.
Not learned
152. The SS AMERICAN MARINER has on board 4850 tons of cargo with an LCG-FP of 279.84 feet. See table ST-0159 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo.
Not learned
153. The SS AMERICAN MARINER has on board 5480 tons of cargo with an LCG-FP of 272.20 feet. See table ST-0105 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo.
Not learned
154. The SS AMERICAN MARINER has on board 5480 tons of cargo with an LCG-FP of 274.46 feet. See table ST-0191 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo.
Not learned
155. The SS AMERICAN MARINER has on board 5540 tons of cargo with an LCG-FP of 272.20 feet. See table ST-0169 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo.
Not learned
156. The SS AMERICAN MARINER has on board 6048 tons of cargo with an LCG-FP of 270.71 feet. See table ST-0193 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo.
Not learned
157. The SS AMERICAN MARINER has on board 6080 tons of cargo with an LCG-FP of 270.71 feet. See table ST-0111 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo.
Not learned
158. The SS AMERICAN MARINER has on board 6450 tons of cargo with an LCG-FP of 270.89 feet. See table ST-0194 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo.
Not learned
159. The SS AMERICAN MARINER has on board 6450 tons of cargo with an LCG-FP of 274.46 feet. See table ST-0101 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo.
Not learned
160. The SS AMERICAN MARINER has on board 7240 tons of cargo with an LCG-FP of 273.20 feet. See table ST-0165 below for the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo.
Not learned
161. The SS AMERICAN MARINER has drafts of: FWD 13'-05", AFT 21'-03". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 88 tons of seawater.
Not learned
162. The SS AMERICAN MARINER has drafts of: FWD 15'-06", AFT 18'-06". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 62 tons of seawater.
Not learned
163. The SS AMERICAN MARINER has drafts of: FWD 16'-10", AFT 19'-04". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 73 tons of seawater.
Not learned
164. The SS AMERICAN MARINER has drafts of: FWD 18'-07", AFT 23'-03". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 92 tons of seawater.
Not learned
165. The SS AMERICAN MARINER has drafts of: FWD 19'-04", AFT 21'-02". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 68 tons of seawater.
Not learned
166. The SS AMERICAN MARINER has drafts of: FWD 22'-03", AFT 24'-00". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 100.7 tons of seawater.
Not learned
167. The SS AMERICAN MARINER has drafts of: FWD 22'-03", AFT 25'-05". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 97 tons of seawater.
Not learned
168. The SS AMERICAN MARINER has drafts of: FWD 22'-03", AFT 26'-05". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 77 tons of seawater.
Not learned
169. The SS AMERICAN MARINER has drafts of: FWD 25'-11", AFT 26'-11". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 83 tons of seawater.
Not learned
170. The SS AMERICAN MARINER has drafts of: FWD 26'-04", AFT 28'-08". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 101 tons of seawater.
Not learned
171. The SS AMERICAN MARINER has drafts of: FWD 28'-00", AFT 29'-00". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 81.05 tons of seawater.
Not learned
172. The SS AMERICAN MARINER has drafts of: FWD 28'-00", AFT 30'-04". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 110.8 tons of seawater.
Not learned
173. The SS AMERICAN MARINER has drafts of: FWD 29'-04", AFT 30'-06". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 101.6 tons of seawater.
Not learned
174. The SS AMERICAN MARINER has the following drafts: FWD 08'-11.5", AFT 15'- 11.5". Upon completion of loading and bunkering the items shown in table ST-0138 below will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard.
Not learned
175. The SS AMERICAN MARINER has the following drafts: FWD 08'-11.5", AFT 15'- 11.5". Upon completion of loading and bunkering the items shown in table ST-0144 below will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard.
Not learned
176. The SS AMERICAN MARINER has the following drafts: FWD 08'-11.5", AFT 15'- 11.5". Upon completion of loading and bunkering the items shown in table ST-0147 below will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard.
Not learned
177. The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11". Upon completion of loading and bunkering the items shown in table ST-0014 below will be on board. Use the white pages of The Stability data Reference Book to determine the minimum GM required to meet a one compartment standard.
Not learned
178. The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11". Upon completion of loading and bunkering the items shown in table ST-0034 below will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard.
Not learned
179. The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'- 11.5". Upon completion of loading and bunkering the items shown in table ST-0025 below will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard.
Not learned
180. The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'- 11.5". Upon completion of loading and bunkering the items shown in table ST-0026 below will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard.
Not learned
181. The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'- 11.5". Upon completion of loading and bunkering the items shown in table ST-0033 below will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard.
Not learned
182. The SS AMERICAN MARINER has the following drafts: FWD 8'-04", AFT 15'-08". Upon completion of loading and bunkering the items shown in table ST-0047 below will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard.
Not learned
183. The SS AMERICAN MARINER has the liquid load shown in table ST-0064 below. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load.
Not learned
184. The SS AMERICAN MARINER has the liquid load shown in table ST-0077 below. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load.
Not learned
185. The SS AMERICAN MARINER has the liquid load shown in table ST-0093 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
186. The SS AMERICAN MARINER has the liquid load shown in table ST-0095 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
187. The SS AMERICAN MARINER has the liquid load shown in table ST-0098 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
188. The SS AMERICAN MARINER has the liquid load shown in table ST-0100 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
189. The SS AMERICAN MARINER has the liquid load shown in table ST-0104 below. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load.
Not learned
190. The SS AMERICAN MARINER has the liquid load shown in table ST-0116 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
191. The SS AMERICAN MARINER has the liquid load shown in table ST-0118 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
192. The SS AMERICAN MARINER has the liquid load shown in table ST-0119 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
193. The SS AMERICAN MARINER has the liquid load shown in table ST-0127 below. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load.
Not learned
194. The SS AMERICAN MARINER has the liquid load shown in table ST-0129 below. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load.
Not learned
195. The SS AMERICAN MARINER has the liquid load shown in table ST-0133 below. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load.
Not learned
196. The SS AMERICAN MARINER has the liquid load shown in table ST-0136 below. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load.
Not learned
197. The SS AMERICAN MARINER has the liquid load shown in table ST-0137 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
198. The SS AMERICAN MARINER has the liquid load shown in table ST-0142 below. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load.
Not learned
199. The SS AMERICAN MARINER has the liquid load shown in table ST-0145 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
200. The SS AMERICAN MARINER has the liquid load shown in table ST-0150 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
201. The SS AMERICAN MARINER has the liquid load shown in table ST-0155 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
202. The SS AMERICAN MARINER has the liquid load shown in table ST-0157 below. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load.
Not learned
203. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0001 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
204. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0005 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
205. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0010 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
206. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0076 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
207. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0048 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
208. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0058 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
209. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0124 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
210. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0126 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
211. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0128 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
212. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0141 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
213. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0143 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
214. The SS AMERICAN MARINER is loaded with the cargo shown in table ST-0146 below. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard.
Not learned
215. The SS AMERICAN MARINER is partially loaded with a GM of 2.6 feet and drafts of: FWD 13'-07", AFT 15'-01". Use the white pages of the Stability Data Reference Book to determine what tanks you should ballast to increase the GM to 3.4 feet.
Not learned
216. The SS AMERICAN MARINER is partially loaded with a GM of 2.9 feet and drafts of: FWD 17'-10", AFT 19'-04". Use the white pages of the Stability Data Reference Book to determine what tanks you should ballast to increase the GM to 3.9 feet.
Not learned
217. The SS AMERICAN MARINER is partially loaded with a GM of 3.1 feet and drafts of: FWD 16'-00", AFT 18'-04". Use the white pages of the Stability Data Reference Book to determine what tank(s) you should ballast to increase the GM to 3.6 feet.
Not learned
218. The SS AMERICAN MARINER is partially loaded with a GM of 3.1 feet and drafts of: FWD 19'-06", AFT 21'-04". Use the white pages of the Stability Data Reference Book to determine what tank(s) you should ballast to increase the GM to 3.7 feet.
Not learned
219. The SS AMERICAN MARINER is ready to bunker with drafts of FWD 11'-01", AFT 15'-01". After all bunkers are on board, soundings indicate the tonnages shown in table ST-0086 below. Use the white pages of The Stability Data Reference Book to determine the free surface correction.
Not learned
220. The SS AMERICAN MARINER is ready to bunker with drafts of FWD 11'-01", AFT 15'-01". After all bunkers are on board, soundings indicate the tonnages shown in table ST-0091 below. Use the white pages of The Stability Data Reference Book to determine the free surface correction.
Not learned
221. The SS AMERICAN MARINER is ready to bunker with drafts of FWD 11'-01", AFT 15'-01". After all bunkers are on board, soundings indicate the tonnages shown in table ST-0103 below. Use the white pages of The Stability Data Reference Book to determine the free surface correction.
Not learned
222. The SS AMERICAN MARINER is ready to bunker with drafts of FWD 13'-10", AFT 16'-04". After all bunkers are on board, soundings indicate the tonnages shown in table ST-0179 below. Use the white pages of The Stability Data Reference Book to determine the free surface correction.
Not learned
223. The SS AMERICAN MARINER is ready to bunker with drafts of FWD 13'-10", AFT 16'-04". After all bunkers are on board, soundings indicate the tonnages shown in table ST-0187 below. Use the white pages of The Stability Data Reference Book to determine the free surface correction.
Not learned
224. The SS AMERICAN MARINER is ready to bunker with drafts of FWD 14'-04", AFT 17'-06". After all bunkers are on board, soundings indicate the tonnages shown in table ST-0180 below. Use the white pages of The Stability Data Reference Book to determine the free surface correction.
Not learned
225. The SS AMERICAN MARINER is ready to bunker with drafts of FWD 14'-06", AFT 17'-00". After all bunkers are on board, soundings indicate the tonnages shown in table ST-0085 below. Use the white pages of The Stability Data Reference Book to determine the free surface correction.
Not learned
226. The SS AMERICAN MARINER is ready to bunker with drafts of FWD 14'-04", AFT 18'-08". After all bunkers are on board, soundings indicate the tonnages shown in table ST-0176 below. Use the white pages of The Stability Data Reference Book to determine the free surface correction.
Not learned
227. The SS AMERICAN MARINER is ready to bunker with drafts of FWD 18'-06", AFT 20'-06". After all bunkers are on board, soundings indicate the tonnages shown in table ST-0099 below. Use the white pages of The Stability Data Reference Book to determine the free surface correction.
Not learned
228. The SS AMERICAN MARINER is ready to bunker with drafts of FWD 21'-04", AFT 26'-04". After all bunkers are on board, soundings indicate the tonnages shown in table ST-0170 below. Use the white pages of The Stability Data Reference Book to determine the free surface correction.
Not learned
229. The SS AMERICAN MARINER is ready to bunker with drafts of FWD 20'-04", AFT 23'-06". After all bunkers are on board, soundings indicate the tonnages shown in table ST-0172 below. Use the white pages of The Stability Data Reference Book to determine the free surface correction.
Not learned
230. The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0008 below. There is already 4184 tons of cargo on board with a KG of 27.8 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed.
Not learned
231. The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0022 below. There is already 2685 tons of cargo on board with a KG of 27.4 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed.
Not learned
232. The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0028 below. There is already 3315 tons of cargo on board with a KG of 27.0 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed.
Not learned
233. The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0038 below. There is already 6422 tons of cargo on board with a KG of 26.6 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed.
Not learned
234. The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0043 below. There is already 3284 tons of cargo on board with a KG of 26.4 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed.
Not learned
235. The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0050 below. There is already 2865 tons of cargo on board with a KG of 27.8 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed.
Not learned
236. The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0055 below. There is already 3684 tons of cargo on board with a KG of 28.4 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed.
Not learned
237. The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0130 below. There is already 4260 tons of cargo on board with a KG of 25.8 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed.
Not learned
238. The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0131 below. There is already 3485 tons of cargo on board with a KG of 24.4 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed.
Not learned
239. The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0132 below. There is already 3175 tons of cargo on board with a KG of 25.8 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed.
Not learned
240. The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0135 below. There is already 6280 tons of cargo on board with a KG of 25.5 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed.
Not learned
241. The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0081 below. Use the white pages of The Stability Data Reference Book to determine the available GM. Load 120 tons---145 feet fwd of amidships Discharge 160 tons---38 feet fwd of amidships Load 85 tons---35 feet aft of amidships Discharge 170 tons---205 feet aft of amidships
Not learned
242. The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0108 below. Use the white pages of The Stability Data Reference Book to determine the available GM.
Not learned
243. The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0149 below. Use the white pages of The Stability Data Reference Book to determine the available GM.
Not learned
244. The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0185 below. Use the white pages of The Stability Data Reference Book to determine the available GM.
Not learned
245. The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0192 below. Use the white pages of The Stability Data Reference Book to determine the available GM.
Not learned
246. The SS AMERICAN MARINER will sail with the load shown in table ST-0082 below. Use the white pages of The Stability Data Reference Book to determine the drafts.
Not learned
247. The SS AMERICAN MARINER will sail with the load shown in table ST-0084 below. Use the white pages of The Stability Data Reference Book to determine the drafts.
Not learned
248. Your sailing drafts are: FWD 14'-04", AFT 16'-02" and the GM is 3.0 feet. What will be the angle of list if #5 port double bottom (capacity 195 tons, VCG 2.6 feet, and 18.5 feet off the centerline) is filled with saltwater? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
249. The sailing drafts are: FWD 14'-08", AFT 15'-06" and the GM is 4.8 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book, to determine the available righting arm at 40° inclination.
Not learned
250. The sailing drafts are: FWD 16'-06", AFT 17'-04" and the GM is 2.6 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book, to determine the available righting arm at 15° inclination.
Not learned
251. Your sailing drafts are: FWD 17'-07", AFT 18'-03" and the GM is 2.8 feet. What will be the angle of list if the #4 starboard double bottom (capacity 141 tons, VCG 2.6 feet, and 23.8 feet off the centerline) is filled with saltwater? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
252. Your sailing drafts are: FWD 17'-07", AFT 18'-05" and the GM is 3.4 feet. What will be the angle of list if #4 port double bottom (capacity 140 tons, VCG 2.6 feet, and 26 feet off the centerline) is filled with saltwater? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
253. Your sailing drafts are: FWD 18'-03", AFT 19'-07" and the GM is 4.3 feet. What will be the angle of list if #2 starboard double bottom (capacity 78 tons, VCG 2.7 feet, and 24.5 feet off the centerline) is filled with saltwater? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
254. Your sailing drafts are: FWD 19'-06", AFT 20'-10" and the GM is 3.3 feet. What will be the angle of list if the #2 starboard deep tank (capacity 100 tons, VCG 19.1 feet, and 24 feet off the centerline) is filled? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
255. Your sailing drafts are: FWD 21'-08", AFT 22'-04" and the GM is 3.2 feet. What will be the angle of list if the #6 port deep tank (capacity 201 tons, VCG 11.4 feet, and 25.5 feet off the centerline) is filled? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
256. Your sailing drafts are: FWD 22'-04", AFT 23'-06" and the GM is 3.2 feet. What will be the angle of list if #3 starboard double bottom (capacity 97 tons, VCG 2.5 feet and 23 feet off the centerline) is filled with saltwater? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
257. The sailing drafts are: FWD 22'-06", AFT 23'-06" and the GM is 3.3 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book, to determine the available righting arm at 22° inclination.
Not learned
258. The sailing drafts are: FWD 22'-08", AFT 23'-04" and the GM is 4.6 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book, to determine the available righting arm at 20° inclination.
Not learned
259. The sailing drafts are: FWD 23'-02", AFT 24'-06" and the GM is 2.8 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the available righting arm at 30° inclination.
Not learned
260. The sailing drafts are: FWD 23'-10", AFT 25'-02" and the GM is 5.3 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book, to determine the available righting arm at 18° inclination.
Not learned
261. Your sailing drafts are: FWD 24'-02", AFT 24'-10" and the GM is 4.6 feet. What will be the angle of list if #6 starboard double bottom (capacity 95 tons, VCG 2.6 feet, and 21 feet off the centerline) is filled with saltwater? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
262. The sailing drafts are: FWD 24'-03", AFT 25'-03" and the GM is 5.5 feet. Use the information in Section 1, the blue pages of the Stability Data Reference Book, to determine the available righting arm at 30° inclination.
Not learned
263. The sailing drafts are: FWD 25'-03", AFT 26'-03" and the GM is 3.5 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book, to determine the available righting arm at 25° inclination.
Not learned
264. You are at sea on a vessel that has a beam of 50 feet, and you calculate the period of roll to be 22 seconds. What is the vessel's metacentric height?
Not learned
265. A shaft alley divides a vessel's cargo hold into two tanks, each 20 ft. wide by 60 ft. long. Each tank is filled with saltwater below the level of the shaft alley. The vessel's displacement is 7,000 tons. What is the reduction in GM due to free surface effect?
Not learned
266. A shaft alley divides a vessel's cargo hold into two tanks, each 25 ft. wide by 50 ft. long. Each tank is filled with salt water below the level of the shaft alley. The vessel's displacement is 6,000 tons. What is the reduction in GM due to free surface effect?
Not learned
267. The static stability curve for a given vessel peaks at 34°. For this ship, what would be the danger angle for a permanent list?
Not learned
268. You are on a supply run to an offshore drilling rig. You are carrying the load show in table ST-0015 below. What is the height above the main deck of the center of gravity of the cargo?
Not learned
269. You are on a supply run to an offshore drilling rig. You are carrying the load show in table ST-0003 below. What is the height above the main deck of the center of gravity of the cargo?
Not learned
270. You are on a supply run to an offshore drilling rig. You are carrying the load show in table ST- 0004 below. What is the height above the main deck of the center of gravity of the cargo?
Not learned
271. You are on a supply run to an offshore drilling rig. You are carrying the load show in table ST-0015 below. What is the height above the main deck of the center of gravity of the cargo? I. Two reels of hoisting wire. Each reel is 8 feet in circumference and 4 feet wide and has 3000 feet of wire. Both reels are stowed on the flat. Wire weighs 1.55 pounds per linear foot. The tare weight of each reel is 500 pounds. II. Eight pallets of case goods stowed singly. Each pallet is 8' L X 4' W X 4' H and weighs 1 long ton. III. 12 steel containers of cement. Each container weighs 1 1/2 tons. Each container is 8' L X 4' W X 4' H. The containers are stowed singly fore and aft. IV. 10 crates of stewards stores. Each crate measures 4' L X 4' W 3' H and weighs 420 pounds. Each crate is stowed on deck.
Not learned
272. You are on a supply run to an offshore drilling rig. You are carrying the load show in table ST-0018 below. What is the height above the main deck of the center of gravity of the cargo?
Not learned
273. You are on a supply run to an offshore drilling rig. You are carrying the load show in table ST-0019 below. What is the height above the main deck of the center of gravity of the cargo?
Not learned
274. You are on a supply run to an offshore drilling rig. You are carrying the load show in table ST-0027 below. What is the height above the main deck of the center of gravity of the cargo?
Not learned
275. You are on a supply run to an offshore drilling rig. You are carrying the load show in table ST-0030 below. What is the height above the main deck of the center of gravity of the cargo?
Not learned
276. You are on a supply run to an offshore drilling rig. You are carrying the load show in table ST-0036 below. What is the height above the main deck of the center of gravity of the cargo?
Not learned
277. You are on a supply run to an offshore drilling rig. You are carrying the load show in table ST-0039 below. What is the height above the main deck of the center of gravity of the cargo?
Not learned
278. A tank with internal dimensions of 40 feet X 20 feet X 12 feet is pressed with fuel oil weighing 54 pounds per cubic foot. What is the weight, in short tons, of the liquid?
Not learned
279. A tanker loads at a terminal within the tropical zone. She will enter the summer zone five days after departing the loading port. She will burn off about 45 tons/day and daily water consumption is 8 tons. How many tons may she load over that allowed by her summer load line?
Not learned
280. A tanker loads at a terminal within the tropical zone. She will enter the summer zone six days after departing the loading port. She will burn off 45 tons/day and daily water consumption is 8 tons. How many tons may she load over that allowed by her summer load line?
Not learned
281. A tanker's mean draft is 32'-05". At this draft, the TPI is 178. The mean draft after loading 1200 tons will be __________.
Not learned
282. Tour vessel's drafts are: FWD 22'-09", AFT 23'-07"; and the KG is 24.2 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 18° inclination.
Not learned
283. An upright vessel has negative GM. GM becomes positive at the angle of loll because the __________.
Not learned
284. Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability, and holds 1 and 2 flood, the vessel will sink if the permeability exceeds what percent?
Not learned
285. Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability, and holds 2 and 3 flood, the vessel will sink if the permeability exceeds what percent?
Not learned
286. Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability and holds 4 and 5 flood, the vessel will sink if the permeability exceeds what percent?
Not learned
287. Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability and number 1 hold floods, the vessel will sink if the permeability exceeds what percent?
Not learned
288. Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability and number 2 hold floods, the vessel will sink if the permeability exceeds what percent?
Not learned
289. Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability and number 4 hold floods, the vessel will sink if the permeability exceeds what percent?
Not learned
290. Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability and number 5 hold floods, the vessel will sink if the permeability exceeds what percent?
Not learned
291. Use the material in Section 1, the blue pages, of the Stability Data Reference Book. If the KG is 22.0 feet, and the drafts are: FWD 23'-06", AFT 24'-03"; at what angle will the vessel lose positive stability?
Not learned
292. Use the material in Section 1, the blue pages, of the Stability Data Reference Book. If the KG is 23.0 feet, and the drafts are: FWD 15'-03", AFT 15'-09"; at what angle will the vessel lose positive stability?
Not learned
293. Use the material in Section 1, the blue pages, of the Stability Data Reference Book. If the KG is 24.0 feet, and the drafts are: FWD 28'-01", AFT 28'-06"; at what angle will the vessel lose positive stability?
Not learned
294. Use the material in Section 1, the blue pages, of the Stability Data Reference Book. If the KG is 24.2 feet, and the drafts are: FWD 22'-04", AFT 23'-00"; at what angle will the vessel lose positive stability?
Not learned
295. Use the material in Section 1, the blue pages, of the Stability Data Reference Book. If the KG is 24.2 feet, and the drafts are: FWD 23'-04", AFT 24'-05"; at what angle will the vessel lose positive stability?
Not learned
296. Use the material in Section 1, the blue pages, of the Stability Data Reference Book. If the KG is 25.2 feet, and the drafts are: FWD 22'-03", AFT 23'-01"; at what angle will the vessel lose positive stability?
Not learned
297. Use the material in Section 1, the blue pages, of the Stability Data Reference Book. If the KG is 25.2 feet, and the drafts are: FWD 27'-11", AFT 28'-09"; at what angle will the vessel lose positive stability?
Not learned
298. Use the material in Section 1, the blue pages, of the Stability Data Reference Book. If the KG is 25.8 feet, and the drafts are: FWD 15'-02", AFT 15'-10"; at what angle will the vessel lose positive stability?
Not learned
299. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 21.2 feet and the drafts are: FWD 27'-11", AFT 28'-07".
Not learned
300. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 21.8 feet and the drafts are: FWD 19'-05", AFT 20'-01".
Not learned
301. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 21.8 feet and the drafts are: FWD 23'-05", AFT 24'- 04".
Not learned
302. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 22.2 feet and the drafts are: FWD 23'-06", AFT 24'- 03".
Not learned
303. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 22.4 feet and the drafts are: FWD 15'-03", AFT 15'-09".
Not learned
304. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 22.4 feet, and the drafts are: FWD 19'-06", AFT 20'-00".
Not learned
305. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 23.7 feet and the drafts are: FWD 28'-00", AFT 28'-06".
Not learned
306. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 25.0 feet and the drafts are: FWD 15'-04", AFT 15'-08".
Not learned
307. On a vessel of 10,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water on tank tops. The hold is 50 feet long and 50 feet wide. What is the reduction in metacentric height?
Not learned
308. On a vessel of 12,000 tons displacement, what is the reduction in metacentric height due to free surface when a tank 60 feet long and 60 feet wide is partially filled with water?
Not learned
309. On a vessel of 12,000 tons displacement, a tank 60 feet long, 50 feet wide, and 20 feet deep is half filled with fresh water (SG 1.000) while the vessel is floating in saltwater (SG 1.026) What is the reduction in metacentric height due to free surface?
Not learned
310. On a vessel of 12,500 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water on the tank top. The hold is 35 feet long and 50 feet wide. What is the reduction in metacentric height?
Not learned
311. On a vessel of 15,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water in the tank tops. The hold is 50 feet long and 60 feet wide. What is the reduction in metacentric height?
Not learned
312. On a vessel of 34,000 tons displacement, a tank 80 ft. long, 60 ft. wide and 30 ft. deep is half filled with fresh water (SG 1.000) while the vessel is floating in saltwater (SG 1.026). What is the free surface constant for this tank?
Not learned
313. On a vessel of 5,000 tons displacement there are two slack tanks of acid (SG 1.8). Each tank is 30 feet long and 20 feet wide. What is the reduction in metacentric height due to free surface with the vessel in sea water (SG 1.025)?
Not learned
314. On a vessel of 6,000 tons displacement there are two slack tanks of carbon tetrachloride (SG 1.6). Each tank is 40 feet long and 25 feet wide. What is the reduction in metacentric height due to free surface with the vessel in sea water (SG 1.025)?
Not learned
315. On a vessel of 6500 tons displacement, a tank 30 ft. long, 32 ft. wide and 15 ft. deep is half filled with oil cargo (S.G. 0.948) while the vessel is floating in saltwater (S.G. 1.026). What is the free surface constant for this tank?
Not learned
316. On a vessel of 6500 tons displacement, a tank 30 ft. long, 32 ft. wide and 18 ft. deep is half filled with liquid cargo (S.G. 1.048) while the vessel is floating in saltwater (S.G. 1.026). What is the free surface constant for this tank?
Not learned
317. On a vessel of 6500 tons displacement, a tank 35 ft. long, 25 ft. wide, and 8 ft. deep is half filled with liquid cargo (S.G. 1.053) while the vessel is floating in saltwater (S.G. 1.026). What is the free surface constant for this tank?
Not learned
318. On a vessel of 7000 tons displacement, a tank 35 ft. long, 30 ft. wide and 4 ft. deep is half filled with fuel oil (S.G. 0.962) while the vessel is floating in saltwater (S.G. 1.026). What is the free surface constant for this tank?
Not learned
319. On a vessel of 7000 tons displacement, a tank 35 ft. long, 30 ft. wide and 46 ft. deep is half filled with liquid cargo (S.G. 0.923) while the vessel is floating in saltwater (S.G. 1.026). What is the free surface constant for this tank?
Not learned
320. On a vessel of 8,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water in the tank tops. The hold is 40 feet long and 20 feet wide. What is the reduction in metacentric height?
Not learned
321. On a vessel of 9,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water on the tank tops. The hold is 20 feet long and 30 feet wide. What is the reduction in metacentric height?
Not learned
322. On a vessel of 9,000 tons displacement there are two slack deep tanks of palm oil (SG .86). Each tank is 40 feet long and 30 feet wide. What is the reduction in metacentric height due to free surface with the vessel in sea water (SG 1.025)?
Not learned
323. Your vessel has a beam of 40 feet, and you observe a still water rolling period of 20 seconds. What is the vessel's metacentric height?
Not learned
324. Your vessel's has a beam of 60 feet, and you observe a still water rolling period of 25 seconds. What is the vessel's metacentric height?
Not learned
325. A vessel has a cargo hold divided by a shaft alley into two tanks, each 35 feet long and 20 feet wide. Each tank is half filled with sea water. The vessel displaces 5,000 tons. What is the reduction in GM due to free surface effect?
Not learned
326. A vessel carries three slack tanks of gasoline (SG .68). The vessel's displacement is 8,000 tons. Each tank is 50 ft. long and 20 ft. wide. What is the reduction in GM due to free surface with the vessel floating in sea water (SG 1.026)?
Not learned
327. Your vessel has a displacement of 10,000 tons. It is 350 feet long and has a beam of 55 feet. You have timed its rolling period to be 15.0 seconds. What is your vessel's approximate GM?
Not learned
328. Your vessel has a displacement of 19,800 tons. It is 464 feet long, and has a beam of 64 feet. You have timed its rolling period to be 21.0 seconds in still water. What is your vessel's approximate GM?
Not learned
329. Your vessel has a displacement of 24,500 tons. It is 529 feet long and has a beam of 71 feet. You have timed your vessel's rolling period to be 25.0 seconds. What is your vessel's approximate GM?
Not learned
330. Your vessel displaces 10,000 tons and has a KG of 22.6 feet. What will be the length of the remaining righting arm at an angle of inclination of 45? if the center of gravity shifts 2.0 feet transversely? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
331. Your vessel displaces 12,000 tons and has a KG of 22.6 feet. What will be the length of the remaining righting arm at an angle of inclination of 30? if the center of gravity shifts 1.8 feet transversely? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
332. A vessel displaces 12,000 tons and has a KG of 22.8 feet. What will be the length of the remaining righting arm at an angle of inclination of 60? if the center of gravity shifts 1.8 feet transversely? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
333. Your vessel displaces 368 tons and measures 96'L x 28'B. You ship a large wave on the after deck. What is the reduction to GM due to free surface before the water drains overboard, if the after deck measures 42'L x 28'B and the weight of the water is 36 tons?
Not learned
334. Your vessel displaces 560 tons. The existing deck cargo has a center of gravity of 4.5 feet above the deck and weighs 34 tons. If you load 10 tons of ground tackle with an estimated center of gravity of 2.8 feet above the deck, what is the final height of the CG of the deck cargo?
Not learned
335. Your vessel displaces 477 tons and measures 116'L x 31'B. You ship a large wave on the after deck. What is the reduction in GM due to free surface before the water drains overboard, if the after deck measures 54'L x 31'B and the weight of the water is 51.5 tons?
Not learned
336. Your vessel displaces 479 tons. The existing deck cargo has a center of gravity of 3.0 feet above the deck and weighs 16 tons. If you load 23 tons of anchor and anchor chain with an estimated center of gravity of 9 inches above the deck, what is the final height of the CG above the deck?
Not learned
337. Your vessel displaces 497 tons. The existing deck cargo has a center of gravity of 2.5 feet above the deck and weighs 24 tons. If you load 18 tons of ground tackle with an estimated center of gravity of 18 inches above the deck, what is the final height of the CG of the deck cargo?
Not learned
338. Your vessel displaces 528 tons. The existing cargo has a center of gravity of 2.9 feet above the deck and weighs 28 tons. If you load 14 tons of ground tackle with an estimated center of gravity of 9 inches above the deck, what is the final height of the CG of the deck cargo?
Not learned
339. Your vessel displaces 562 tons and measures 121'L x 29'B. You ship a large wave on the after deck. What is the reduction to GM due to free surface before the water drains overboard, if the after deck measures 46'L x 29'B and the weight of the water is 41 tons?
Not learned
340. Your vessel displaces 564 tons. The existing deck cargo has a center of gravity of 1.5 feet above the deck and weighs 41 tons. If you load 22 tons of ground tackle with an estimated center of gravity of 2.5 feet above the deck, what is the final height of the CG of the deck cargo?
Not learned
341. Your vessel displaces 585 tons and measures 128'L by 26'B. What is the reduction in GM due to free surface if the fish hold (30'L by 18'B by 9'D) is filled with 2.8 feet of water? (Each foot of water weighs 15.4 tons)
Not learned
342. Your vessel displaces 640 tons. The existing deck cargo has center of gravity of 2.3 feet above the deck and weighs 18 tons. If you load 12 tons of ground tackle with an estimated center of gravity of 21 inches above the deck, what is the final height of the CG of the deck cargo?
Not learned
343. Your vessel displaces 645 tons and measures 132'L by 34'B. What is the reduction in GM due to free surface if the fish hold (30'L by 26'B by 8'D) is filled with 3.0 feet of water? (Each foot of water weighs 22.3 tons)
Not learned
344. Your vessel displaces 684 tons and measures 132'L by 31'B. What is the reduction in GM due to free surface if the fish hold (32'L by 29'B by 9'D) is filled with 2 feet of water? (Each foot of water weighs 26.5 tons)
Not learned
345. Your vessel displaces 689 tons and measures 123'L x 31'B. You ship a large wave on the after deck which measures 65'Lx 31'B. The weight of the water is estimated at 62 tons. What is the reduction in GM due to free surface before the water drains overboard?
Not learned
346. Your vessel displaces 696 tons and measures 135'L by 34'B. What is the reduction in GM due to free surface if the fish hold (32'L by 29'B by 9'D) is filled with 2.0 feet of water? (Each foot of water weighs 26.5 tons)
Not learned
347. Your vessel displaces 728 tons and measures 138'L by 31'B. What is the reduction in GM due to free surface if the fish hold (36'L by 29'B by 9'D) is filled with 3.6 feet of water? (Each foot of water weighs 29.8 tons)
Not learned
348. Your vessel displaces 740 tons and measures 141'L by 34'B. What is the reduction in GM due to free surface if the fish hold (41'L by 30'B by 9'D) is filled with 2.5 feet of water? (Each foot of water weighs 35.1 tons)
Not learned
349. Your vessel displaces 747 tons and measures 136'L by 34'B. You ship a large wave on the after deck. What is the reduction to GM due to free surface before the water drains overboard, if the after deck measures 56'L x 34'B and the weight of the water is 58.6 tons?
Not learned
350. Your vessel displaces 750 tons and measures 151'L by 35'B. What is the reduction in GM due to free surface if the fish hold (60'L by 31'B by 10'D) is filled with 3.5 feet of water? (Each foot of water weighs 53.1 tons)
Not learned
351. Your vessel displaces 840 tons and measures 146'L x 38'B. You ship a large wave on the after deck. What is the reduction in GM due to free surface before the water drains overboard, if the after deck measures 65'L x 38'B and the weight of the water is 76 tons?
Not learned
352. Your vessel displaces 869 tons and measures 136'L x33'B. You ship a large wave on the after deck which measures 52'Lx 33'B. The weight of the water is estimated at 52.8 tons. What is the reduction in GM due to free surface before the water drains overboard?
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353. Your vessel displaces 9,000 tons and has a KG of 21.2 feet. What will be the length of the remaining righting arm at an angle of inclination of 30? if the center of gravity shifts 2.6 feet transversely? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
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354. Your vessel displaces 930 tons and measures 156'L by 38'B. What is the reduction in GM due to free surface if the fish hold (46'L by 28'B by 8'D) is filled with 1.5 feet of water? (Each foot of water weighs 36.8 tons)
Not learned
355. Your vessel displaces 968 tons and measures 158'L x 40'B. You ship a large wave on the after deck. What is the reduction to GM due to free surface before the water drains overboard, if the after deck measures 65'L x 40'B and the weight of the water is 80 tons?
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356. On a vessel displacing 8,000 tons, what is the reduction in metacentric height due to free surface when a tank 45 feet long and 45 feet wide is partly filled with salt water?
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357. Your vessel's draft is 16'-00" fwd. and 18'-00" aft. The MT1 is 500 ft-tons. How many tons of water must be shifted from the after peak to the forepeak, a distance of 250 feet, to bring her to an even draft forward and aft?
Not learned
358. Your vessel is on an even keel. The MT1 of your vessel is 1000 ft-tons. How many tons of cargo must be loaded in number 4 hold which is 100 feet abaft the tipping center, if she is to have a 2 foot drag?
Not learned
359. Your vessel's drafts are: FWD 18'-09", AFT 19'-01". How much more cargo can be loaded to have the vessel down to the freeboard draft? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
360. Your vessel's drafts are: FWD 13'-11", AFT 16'-05". How much more cargo can be loaded to have the vessel down to the freeboard draft? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
361. Your vessel's drafts are: FWD 14'-00", AFT 14'-08"; and the KG is 25.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 30? inclination if the center of gravity is 1.5 feet off the centerline.
Not learned
362. A vessel's drafts are: FWD 19'-00", AFT 17'-02". How much more cargo can be loaded to have the vessel down to the freeboard draft? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
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363. Your vessel's drafts are: FWD 14'-04", AFT 15'-02"; and the KG is 23.2 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the angle of list if the center of gravity is shifted 1.0 foot off the centerline.
Not learned
364. A vessel's drafts are: FWD 14'-04", AFT 15'-08". How much more cargo can be loaded to have the vessel down to the freeboard draft? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
365. Your vessel's drafts are: FWD 14'-04", AFT 17'-08". The LCG of the forepeak is 200 feet forward of amidships. How many tons of ballast must be pumped into the forepeak in order to have a drag of 18 inches? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
366. Your vessel's drafts are: FWD 14'-04", AFT 17'-08". The LCG of the forepeak is 200 feet forward of amidships. How many tons of ballast must be pumped into the forepeak in order to have a drag of 2 feet? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
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367. Your vessel's drafts are: FWD 14'-11", AFT 15'-09"; and the KG is 18.2 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the angle of list if the center of gravity is shifted 2.0 feet off the centerline.
Not learned
368. Your vessel's drafts are: FWD 14'-11", AFT 16'-01"; and the KG is 23.2 feet. What is the righting moment when the vessel is inclined to 15? ? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
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369. Your vessel's drafts are: FWD 14'-11", AFT 16'-01"; and the KG is 24.4 feet. What is the righting moment when the vessel is inclined to 30°? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
370. Your vessel's drafts are: FWD 15'-09", AFT 16'-08"; and the KG is 23.6 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the angle of list if the center of gravity is shifted 0.9 foot off the centerline.
Not learned
371. A vessel's drafts are: FWD 16'-03", AFT 16'-09"; and the KG is 21.3 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the angle of list if the center of gravity is shifted 2 feet off the centerline.
Not learned
372. Your vessel's drafts are: FWD 16'-08", AFT 17'-06"; and the KG is 23.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 60? inclination if the center of gravity is 1.7 feet off the centerline.
Not learned
373. Your vessel's drafts are: FWD 17'-05", AFT 20'-01"; and the KG is 22.4 feet. What is the righting moment when the vessel is inclined to 15° ? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
374. Your vessel's drafts are: FWD 17'-05", AFT 20'-01"; and the KG is 25.6 feet. What is the righting moment when the vessel is inclined to 45°? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
375. Your vessel's drafts are: FWD 17'-07", AFT 16'-09"; and the KG is 21.5 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 30? inclination if the center of gravity is 0.9 foot off the centerline.
Not learned
376. Your vessel's drafts are: FWD 17'-07", AFT 16'-09"; and the KG is 21.5 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 30° inclination.
Not learned
377. Your vessel's drafts are: FWD 17'-07", AFT 16'-09"; and the KG is 24.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 15° inclination.
Not learned
378. Your vessel's drafts are: FWD 17'-09", AFT 18'-03"; and the KG is 22.4 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the angle of list if the center of gravity is shifted 1.5 feet off the centerline.
Not learned
379. Your vessel's drafts are: FWD 18'-03", AFT 18'-09"; and the KG is 22.6 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the angle of list if the center of gravity is shifted 1.4 feet off the centerline.
Not learned
380. Your vessel's drafts are: FWD 18'-06", AFT 19'-01"; and the KG is 18.2 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 35° inclination.
Not learned
381. Your vessel's drafts are: FWD 18'-09", AFT 20'-03". How much more cargo can be loaded to have the vessel down to the freeboard draft? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
382. Your vessel's drafts are: FWD 18'-09", AFT 20'-05"; and the KG is 23.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 15° inclination.
Not learned
383. Your vessel's drafts are: FWD 18'-09", AFT 20'-05"; and the KG is 23.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 26? inclination if the center of gravity is 1.0 foot off center.
Not learned
384. Your vessel's drafts are: FWD 18'-09", AFT 20'-05"; and the KG is 23.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 30° inclination.
Not learned
385. A vessel's drafts are FWD 19'-02", AFT 23'-10". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 98 tons of fuel is pumped 116 feet forward.
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386. Your vessel's drafts are: FWD 19'-03", AFT 21'-03". The LCG of the forepeak is 200 feet forward of amidships. How many tons of ballast must be pumped into the forepeak in order to have a drag of 1 foot? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
387. Your vessel's drafts are: FWD 19'-03", AFT 21'-03". The LCG of the forepeak is 200 feet forward of amidships. How many tons of ballast must be pumped into the forepeak in order to have a drag of 18 inches? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
388. Your vessel's drafts are FWD 19'-03", AFT 21'-07". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 142 tons of cargo are loaded 86 feet forward of amidships.
Not learned
389. Your vessel's drafts are FWD 19'-03", AFT 21'-07". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 142 tons of fuel are pumped 86 feet aft.
Not learned
390. Your vessel's drafts are: FWD 19'-09", AFT 20'-09"; and the KG is 24.6 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 15° inclination if the center of gravity is 0.5 foot off the centerline.
Not learned
391. A vessel's drafts are FWD 20'-08", AFT 20'-10". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 195 tons of cargo are discharged 76 feet forward of amidships
Not learned
392. Your vessel's drafts are FWD 20'-08", AFT 23'-00". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 195 tons of cargo are discharged 76 feet aft of amidships.
Not learned
393. Your vessel's drafts are FWD 20'-08", AFT 23'-00". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 95 tons of cargo are loaded 76 feet forward of amidships.
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394. Your vessel's drafts are FWD 20'-09", AFT 21'-01". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if: (1) 320 tons are loaded 47 feet forward of amidships; (2) 82 tons are discharged 110 feet forward of amidships; and (3) 50 tons of fuel are pumped 60 feet forward.
Not learned
395. Your vessel's drafts are: FWD 21'-04", AFT 21'-08"; and the KG is 20.6 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 45? inclination if the center of gravity is 1.2 feet off the centerline.
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396. Your vessel's drafts are: FWD 21'-08", AFT 24'-02". The LCG of the forepeak is 200 feet forward of amidships. How many tons of ballast must be pumped into the forepeak in order to have a drag of 15 inches? (Use the selected stability curves in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
397. Your vessel's drafts are: FWD 21'-08", AFT 24'-02". The LCG of the forepeak is 200 feet forward of amidships. How many tons of ballast must be pumped into the forepeak in order to have a drag of 18 inches? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
398. Your vessel's drafts are: FWD 21'-09", AFT 23'-03"; and the KG is 20.0 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the angle of list if the center of gravity is shifted 1.9 feet off the centerline.
Not learned
399. Your vessel's drafts are: FWD 22'-03", AFT 22'-09"; and the KG is 23.2 feet. What is the righting moment when the vessel is inclined to 30? ? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
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400. Your vessel's drafts are: FWD 22'-03", AFT 22'-09"; and the KG is 24.4 feet. What is the righting moment when the vessel is inclined to 15°? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
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401. Your vessel's drafts are: FWD 22'-04", AFT 21'-06". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if: (1) 300 tons are loaded 122 feet forward of amidships; (2) 225 tons are loaded 150 feet aft of amidships; and 122 tons of fuel are pumped 72 feet aft.
Not learned
402. Your vessel's drafts are: FWD 22'-04", AFT 22'-10"; and the KG is 18.4 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 30° inclination.
Not learned
403. Your vessel's drafts are: FWD 22'-04", AFT 22'-10"; and the KG is 22.6 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 45° inclination.
Not learned
404. Your vessel's drafts are: FWD 22'-04", AFT 23'-06"; and the KG is 22.4 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 19° inclination if the center of gravity is 1.3 feet off center.
Not learned
405. Your vessel's drafts are: FWD 23'-01", AFT 24'-05"; and the KG is 22.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 30° inclination if the center of gravity is 1.9 feet off the centerline.
Not learned
406. A vessel's drafts are FWD 23'-01", AFT 24'-11". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if: (1) 142 tons are discharged 122 feet forward of amidships; (2) 321 tons are loaded 82 feet forward of amidships; and (3) 74 tons are discharged 62 feet aft of amidships.
Not learned
407. Your vessel's drafts are: FWD 23'-10", AFT 26'-00". The LCG of the forepeak is 200 feet forward of amidships. How many tons of ballast must be pumped into the forepeak in order to have a drag of 1 foot? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
408. Your vessel's drafts are: FWD 23'-10", AFT 26'-00". The LCG of the forepeak is 200 feet forward of amidships. How many tons of ballast must be pumped into the forepeak in order to have a drag of 18 inches? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
409. Your vessel's drafts are FWD 24'-02", AFT 24'-04". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 295 tons of cargo are loaded 122 feet aft of amidships.
Not learned
410. Your vessel's drafts are: FWD 24'-04", AFT 25'-10"; and the KG is 23.5 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 37° inclination.
Not learned
411. Your vessel's drafts are: FWD 24'-06", AFT 25'-04"; and the KG is 17.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 75? inclination if the center of gravity is 2.5 feet off the centerline.
Not learned
412. Your vessel's drafts are: FWD 24'-06", AFT 25'-04"; and the KG is 22.2 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 20° inclination.
Not learned
413. Your vessel's drafts are: FWD 24'-06", AFT 25'-08"; and the KG is 22.9 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 50? inclination if the center of gravity is 0.5 foot off center.
Not learned
414. Your vessel's drafts are: FWD 24'-07", AFT 25'-09"; and the KG is 23.2 feet. What is the righting moment when the vessel is inclined to 45°? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
415. Your vessel's drafts are: FWD 24'-07", AFT 25'-09"; and the KG is 24.0 feet. What is the righting moment when the vessel is inclined to 15° ? (Use the selected stability curves in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
416. Your vessel's drafts are FWD 24'-09", AFT 27'-01". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 122 tons are discharged 76 feet aft of amidships, 128 tons are discharged 54 feet forward of amidships, and 68 tons of fuel is pumped 48 feet aft.
Not learned
417. Your vessel's drafts are: FWD 27'-06", AFT 28'-02"; and the KG is 21.3 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 15° inclination.
Not learned
418. Your vessel's drafts are: FWD 27'-06", AFT 28'-02"; and the KG is 23.1 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 60° inclination if the center of gravity is 2.4 feet off the centerline.
Not learned
419. Your vessel's drafts are: FWD 27'-06", AFT 28'-02"; and the KG is 23.1 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 37° inclination if the center of gravity is 1.8 feet off center.
Not learned
420. Your vessel's drafts are: FWD 27'-06", AFT 28'-02"; and the KG is 23.1 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 60° inclination.
Not learned
421. Your vessel's drafts are: FWD 27'-09", AFT 28'-03"; and the KG is 22.4 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the angle of list if the center of gravity is shifted 1.6 feet off the centerline.
Not learned
422. Your vessel is floating in water of density 1.010. The fresh water allowance is 8 inches. How far below her marks may she be loaded so as to float at her mark in saltwater of density 1.025?
Not learned
423. Your vessel has a forward draft of 26'-11" and an after draft of 29'-07". How many tons of cargo can be loaded before the vessel reaches a mean draft of 28'-06" if the TPI is 69?
Not learned
424. If your vessel has a GM of one foot and a breadth of 50 feet, what is your vessel's estimated rolling period?
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425. A vessel is limited to a maximum draft of 25'-11". The present drafts are: FWD 24'-10", AFT 23'-02". How much more cargo can be loaded and where should it be located if a drag of 18 inches is desired? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
426. A vessel is limited to a maximum draft of 26'-03". The present drafts are: FWD 21'- 04", AFT 24'-06". How much more cargo can be loaded and where should it be located if a drag of 1 foot is desired? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
427. Your vessel is limited to a maximum draft of 26'-03". The present drafts are: FWD 22'-10", AFT 23'-08". How much more cargo can be loaded and where should it be located if a drag of 18 inches is desired? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
428. Your vessel is limited to a maximum draft of 27'-06". The present drafts are: FWD 24'-10", AFT 26'-00". How much more cargo can be loaded and where should it be located if a drag of 1 foot is desired? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Not learned
429. A vessel has a maximum allowable draft of 28 feet in salt water and a fresh water allowance of 8 inches. At the loading berth, the water density is 1.011. To what draft can she load in order to be at her marks when she reaches the sea? (The salt water density is 1.025.)
Not learned
430. A vessel's mean draft is 29'-07". At this draft, the TPI is 152. The mean draft after loading 1360 tons will be __________.
Not learned
431. Your vessel measures 114 feet long by 16 feet in beam. If the natural rolling period at a draft of 5'- 06" is 6 seconds, what is the GM?
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432. Your vessel measures 119 feet long by 17 feet in beam. If the natural rolling period at a draft of 5'-05" is 6 seconds, what is the GM?
Not learned
433. Your vessel measures 122 feet long by 18 feet in beam. If the natural rolling period at a draft of 6'-09" is 5 seconds, what is the GM?
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434. Your vessel measures 125 feet long by 17 feet in beam. If the natural rolling period at a draft of 7'- 09" is 6 seconds, what is the GM?
Not learned
435. Your vessel measures 126 feet (38.41 meters) long by 21 feet (6.4 meters) in beam. If the natural rolling period at a draft of 8 feet (2.44 meters) is 6 seconds, what is the GM?
Not learned
436. Your vessel measures 127 feet long by 17 feet in beam. If the natural rolling period at a draft of 7'-10" is 5 seconds, what is the GM?
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437. Your vessel measures 128 feet long by 21 feet in beam. If the natural rolling period at a draft of 7'-06" is 6 seconds, what is the GM?
Not learned
438. Your vessel measures 131 feet long by 20 feet in beam. If the natural rolling period at a draft of 8'-03" is 6 seconds, what is the GM?
Not learned
439. You are on a vessel that has a metacentric height of 1.0 foot and a beam of 40 feet. What can you expect the rolling period of the vessel to be?
Not learned
440. Your vessel has a metacentric height of 1.12 feet and a beam of 60 feet. What will your average rolling period be?
Not learned
441. You are on a vessel that has a metacentric height of 4 feet, and a beam of 50 feet. What can you expect the rolling period of the vessel to be?
Not learned
442. Your vessel is preparing to lift a weight of 30 tons with a boom whose head is 30 feet from the ship's centerline. The ship's displacement not including the weight lifted is 8,790 tons. KM is 21.5 ft, KG is 20.5 ft. What would be the angle of list when the weight is lifted?
Not learned
443. () A vessel has a strong wind on the port beam. This has the same effect on stability as __________.
Not learned
444. A vessel's tropical load line is 6 in. above her summer load line. Her TPI is 127 tons. She will arrive in the summer zone 8 days after departure. She will burn off about 47 tons/day fuel and water consumption is 12 tons/day. How many tons may she load above her summer load line if she loads in the tropical zone?
Not learned
445. A weight of 250 tons is loaded on your vessel 95 feet forward of the tipping center. The vessel's MT1 is 1000 ft-tons. What is the total change of trim?
Not learned
446. A weight of 350 tons is loaded on your vessel 85 feet forward of the tipping center. The vessel's MT1 is 1150 foot-tons. What is the total change of trim?
Not learned
447. The wind has caused a difference between drafts starboard and port. This difference is known as which of the following?
Not learned
448. You are loading in a port subject to the winter load line mark and bound for a port subject to the tropical load line mark. You will enter the summer zone after steaming four days, and you will enter the tropical zone after a total of twelve days. You will consume 39 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.025, and the average TPI is 49. What is the minimum freeboard required at the start of the voyage? Reference Table BL-0010 below.
Not learned
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