Q740 - Engineering Safety & Environmental Protection, USCG prep certification 2026

Progress: 24% (23/94)

Learning progress ?

1. A three inch overboard discharge line, located six feet below the waterline, has ruptured and separated from the hull. What would be the minimum number of strokes per minute required from a 8" x 12" x 12" duplex double acting reciprocating bilge pump, operating at 82% efficiency, to keep the bilge level from continuing to riseNot learned 2. In a compartment that has been completely flooded with water, the greatest pressure will be exerted _________.Not learned 3. If a cargo tank has not been certified as gas free, __________.Not learned 4. To avoid excessive pressures in the fuel oil filling system during bunkering, you should __________.Not learned 5. During fueling operations oil is detected in the water adjacent to your vessel. If however, it is determined to be from some source other than your vessel, you should __________.Not learned 6. After fuel tanks have been filled and bunkers completed, which of the listed procedures should be followed next?Not learned 7. If the overflow tank high-level alarm sounds while the fuel oil tanks are being topped off, the engineer should __________.Not learned 8. Pollution Prevention Regulations (33 CFR) specify that the person in charge of bunkering is responsible for the __________.Not learned 9. According to the Pollution Prevention Regulations (33 CFR), no person may transfer oil to or from a vessel unless each person in charge has signed the __________.Not learned 10. In accordance with 33 CFR Subchapter O (Pollution), who makes the final decision of when oil transfer may begin?Not learned 11. During oil transfer operations, who is responsible for ensuring that the posted transfer procedures are followed?Not learned 12. An LNG carrier has an approved type of gas detecting system to detect methane leaks in the __________.Not learned 13. How would you ensure that your crew is prepared to combat a shipboard fire using ship's equipment?Not learned 14. How does good housekeeping prevent fires on a vessel?Not learned 15. As chief engineer of an oceangoing passenger vessel, it is important to know the effect of trim and stability of your ship in the event of damage to a compartment. To minimize the impact of flooding in the event of a grounding, what should be your ship's safe practice regarding watertight doors and hatches?Not learned 16. Burning wood is considered to be which of the listed classes of fire?Not learned 17. A fire in the paint locker would probably be __________.Not learned 18. Burning diesel oil should be treated as which class of fire?Not learned 19. A class "D" fire would involve the burning of __________.Not learned 20. A fire involving aluminum powder would be a class __________.Not learned 21. A magnesium fire is classified as class _________.Not learned 22. A Type A fire has been reported onboard your vessel. What type of materials would your fire teams expect to find at the scene?Not learned 23. You are conducting training on firefighting procedures. What type of fire is characterized by the burning of flammable liquids, greases, etc., where a blanketing effect is essential?Not learned 24. All of the following are part of the fire triangle EXCEPT __________.Not learned 25. Which defines the "flammable limits" of an atmosphere?Not learned 26. The most common cooling agent used for fighting fires on tank vessels is _________.Not learned 27. "Dry Powder" fire extinguishers, which contain a mixture of graphite and sodium chloride as the extinguishing agent, are generally used to fight which type of fire?Not learned 28. The principal personnel hazard unique to Halon fire extinguishers is _________.Not learned 29. Your chemical tanker was built to the IBC Code and has foam as the main firefighting medium. During one of your safety meetings you review the properties of foam as an extinguishing agent. Which of the following is a correct statement that would be appropriate to share during the meeting?Not learned 30. Your vessel has just been struck by another vessel. After meeting with the captain and chief mate, you have immediately ordered the vessel specific damage control procedures in the vessel's approved stability booklet to be enacted. Which of the following statements is true?Not learned 31. Which of the following statements are true regarding U.S. flag vessel response plans for the carriage of oil?Not learned 32. Except in rare cases, it is impossible to extinguish a shipboard fire by __________.Not learned 33. It is necessary to cool the bulkheads and decks surrounding a compartment where there is a fire in order to __________.Not learned 34. To prevent the spread of fire by convection you should __________.Not learned 35. The blocking open or absence of fire dampers can contribute to __________.Not learned 36. In the event of an exhaust duct fire, most dry chemical and carbon dioxide galley range fixed extinguishing systems are automatically activated through the action of a stainless-steel cable, spring and a __________.Not learned 37. While fighting a fire, in order to utilize two hoses from a single "wye" gate attached to a hydrant outlet, you need only turn the valve handle __________.Not learned 38. When an oil fire has been extinguished, the surface of the oil should be kept covered with foam to prevent __________.Not learned 39. If a fire broke out in an automation console, you would first secure the power and then proceed to use which of the listed hand portable fire extinguishers?Not learned 40. Which of the listed methods, is the most effective to fight a fire on the open deck of a vessel if using a dry chemical type fire extinguisher?Not learned 41. When fighting a liquefied natural gas fire, you should __________.Not learned 42. When combating a major electrical fire at sea, the main consideration is __________.Not learned 43. If a fire occurs in an electric cable, in which the inner layers of insulation, or the insulation covered by armor is burning, you should __________.Not learned 44. To activate a foam type portable fire extinguisher, you must __________.Not learned 45. Your ship has a low-pressure carbon dioxide system that covers the engine room. Fire has been reported in the engine room and the decision has been made to dump the carbon dioxide system into the engine room. While following the procedures to release carbon dioxide you find one engine room supply fan damper that will not close. How should you proceed?Not learned 46. As the senior engineer of a vessel, you have just activated the CO2 release handle for the engine room to extinguish a fire. How would you direct the emergency team to re-enter the engine room?Not learned 47. An oil fire is reported in the purifier room bilge. How would you combat this fire?Not learned 48. As an engineer on a tanker, how would you direct the fire team to combat a large cargo space fire?Not learned 49. What will happen if a fire hose is left unattended and under pressure with the nozzle shut off?Not learned 50. A low velocity fog applicator is retained in an all-purpose nozzle by a bayonet joint. The applicator is prevented from rotating in the joint by __________.Not learned 51. As the senior engineer onboard a vessel, how would you instruct a new engineer to use the firefighting apparatus illustrated to fight an oil fire at the bunker stationNot learned 52. There is always a lower water pressure at the fire hose outlet than is found at the discharge of the pump. Which of the following reasons is the common cause of this loss in pressure?Not learned 53. The passive safety device installed on each Halon fire extinguishing cylinder, to prevent its over pressurization is called a __________.Not learned 54. The primary function of an automatic sprinkler system is to __________.Not learned 55. During vessel familiarization, you find the vessel you are newly assigned to as chief engineer has a high-pressure CO system for the engine room. In what way are the high-pressure CO bottles 2 2 released in the event of an engine room fire?Not learned 56. Fire detecting systems on merchant vessels may be arranged to sense __________.Not learned 57. What is a major advantage of using a positive pressure type self-contained breathing apparatus?Not learned 58. The safe and efficient use of the facepiece of a self-contained breathing apparatus is directly influenced by __________.Not learned 59. What term is listed on a Safety Data Sheet (SDS) to describe a chemical that can produce life-threatening or seriously disabling health hazards?Not learned 60. If the chemical material is a mixture, what must the Safety Data Sheet (SDS) identify?Not learned 61. The physical data term on a Safety Data Sheet (SDS) describing whether a liquid is lighter or heavier than water is __________.Not learned 62. The physical data term on a Safety Data Sheet (SDS) that indicates if the vapor formed by a material is lighter or heavier than air is called __________.Not learned 63. Which of the following is classified as a grade "E" combustible liquid?Not learned 64. According to Coast Guard Regulations (46 CFR 30), a flammable liquid with a Reid vapor pressure of 8-1/2 psi or less, and a flash point of 80°F or below, is a grade __________.Not learned 65. Bunker "C" is classified as a grade __________.Not learned 66. The volatility of a liquid is the tendency of a liquid to __________.Not learned 67. By definition, an example of a flammable liquid is __________.Not learned 68. Which of the petroleum products listed has a flash point below 150°F?Not learned 69. Which of the following conditions is true concerning flammable liquid vapors with a concentration above the upper explosive limit?Not learned 70. When preparing to pump flammable liquids with a centrifugal pump, you should __________.Not learned 71. When required to work in an area where explosive gases may accumulate, you should use hand tools which are __________.Not learned 72. Paints and solvents used aboard a vessel should be __________.Not learned 73. A simple precaution to reduce the possibility of accidental fires in the paint locker, is to __________.Not learned 74. The most likely location for a liquid cargo fire to occur on a tanker would be __________.Not learned 75. One of the main concerns when fighting a galley fire is __________.Not learned 76. If diesel fuel vapors in a compartment are considered to be within the flammable range __________.Not learned 77. An oxygen indicator will detect _________.Not learned 78. Which of the gases listed is the poisonous gas most likely to be found in a closed compartment involved in a fire?Not learned 79. If flammable vapors have penetrated a gas free space, which of the following actions would be the most hazardous to perform?Not learned 80. The upper explosive limit (UEL) of a mixture of flammable vapors and air is defined as __________.Not learned 81. The explosive range of a mixture of flammable vapors and air lies between the lower and upper explosive limits. These limits are specified as a percentage of __________.Not learned 82. When taking samples of a tank atmosphere with an explosimeter, you should __________.Not learned 83. The atmosphere of an empty fuel tank is tested and designated "gas free". Which of the following statements is correct concerning this tank?Not learned 84. A fuel tank is considered to be gas free when the tank is __________.Not learned 85. The worst atmospheric condition for dispersion of hydrogen sulfide is __________.Not learned 86. The airborne concentrations of substances (such as hydrogen sulfide) under which nearly all workers may be repeatedly exposed without adverse effects are called __________.Not learned 87. High concentrations of hydrogen sulfide gas are most dangerous to personnel because they can __________.Not learned 88. A tank has been sealed and unventilated for a long period of time. Which of the following statements is true?Not learned 89. Which of the following methods will reduce the possibility of producing an electrical spark?Not learned 90. Which of the following precautions are necessary when using any electrical equipment in a hazardous location, such as a cargo pumproom?Not learned 91. When making entries in the Oil Record Book, all quantities should be __________.Not learned 92. Oil Record Books, as per U.S. regulations, have two sections, Part I and Part II. What is defined in the pages preceding the log example listing for Oil Record Book Part I?Not learned 93. The Oil Record Book must be maintained onboard the vessel for __________.Not learned 94. Which of the following machinery space operations is required to be logged in the Oil Record Book?Not learned 95. With regards to a ship's Oil Record Book, an oil tanker of 150 gross tons and above must maintain entries in ________.Not learned 96. Which ship must maintain Part II (Cargo/Ballast Operations) of the Oil Record Book?Not learned 97. While loading bulk oil, you notice oil on the water near the barge. Which of the following actions should you carry out FIRST?Not learned 98. Where will you find the procedures for the reporting of oil discharge into the water?Not learned 99. The most common type of containment device for spilled oil on the water is the use of __________.Not learned 100. When amendments are made to the shipboard oil pollution emergency plan, all revisions must be submitted to the Coast Guard __________.Not learned 101. In accordance with 46 CFR Part 109, the Muster List ("Station Bill") shows each crew lifeboat station, their duties during abandonment, basic instructions, and __________.Not learned 102. Following a grounding, you can best determine that a SLACK fuel oil tank has been holed by __________.Not learned 103. Your vessel has run aground and upon taking fuel oil tank soundings, you find that a fuel tank level has increased. You therefore should suspect __________.Not learned 104. In order to retrieve an inflatable life raft and place it on deck, you should heave on the __________.Not learned 105. Sea water may be used for drinking water __________.Not learned 106. You have abandoned ship and are in charge of a life raft. How much water per day should you permit each occupant to drink after the first 24 hours?Not learned 107. An immersion suit should be equipped with a/an __________.Not learned 108. Which of the following statements concerning immersion suits is correct?Not learned 109. Which is TRUE concerning immersion suits and their use?Not learned 110. Which of the following statements is TRUE concerning life jackets?Not learned 111. Kapok life jackets require proper care and should NOT be __________.Not learned 112. A rigid lifesaving device designed for a group of survivors to hold on to while in the water is defined as a _______.Not learned 113. Using a sea anchor when in a life raft will __________.Not learned 114. What does the air spaces in the floor of an inflatable liferaft provide protection against?Not learned 115. An "on-load" release system on a survival craft means the cable can be released __________.Not learned 116. With the sprinkler system and air system on, and all hatches shut, the survival craft will be protected from __________.Not learned 117. With no environmental forces acting on the vessel, the center of gravity of an inclined vessel is vertically aligned with the __________.Not learned 118. A vessel's center of gravity is lowered when the __________.Not learned 119. What does reducing the liquid free surfaces in a vessel reduce?Not learned 120. A vessel's stability is greatly reduced by liquid free surface. Which of the listed conditions would develop the greatest adverse effect?Not learned 121. Adverse effects due to free surface will result when __________.Not learned 122. Your vessel has been damaged in a grounding and one compartment has partially flooded. As a result, you have lost buoyancy. If transverse stability in the flooded condition is poor or negative, every effort should be made to reduce the free surface and to lower the center of gravity. Which of the following should you ensure is maintained?Not learned 123. Your ship has run aground and it is necessary to determine whether or not a compartment has flooded. Therefore, you should __________.Not learned 124. Progressive flooding in the engine room may be minimized by securing watertight boundaries and __________.Not learned 125. Wooden shoring, with a cross-sectional dimension of 4" X 4" should not be longer than __________.Not learned 126. Which of the methods shown in the illustration is the correct way to fit shoringNot learned 127. It is generally not advisable to drive a wedge into a crack occurring in the hull because wedges __________.Not learned 128. The wooden plug fitted tightly in the vent of a damaged tank may prevent the tank from __________.Not learned 129. An acceptable method of temporarily sealing a crack formed in the hull of a vessel is to __________.Not learned 130. Coast Guard regulations require a shipboard oil pollution emergency plan to be reviewed __________.Not learned 131. Individuals who have consumed alcohol within 24 hours of exposure to H2S can tolerate __________.Not learned 132. Span gas is used aboard liquefied natural gas carriers to __________.Not learned 133. Tankers carrying cryogenic cargoes, such as LNG, are fitted with gas detector systems alarmed at 30% of the lower explosive limit. If the gas detector alarm sounds, this means __________.Not learned 134. Actuating the fixed CO2 system should cause the automatic shutdown of the __________.Not learned 135. If the cause of a sudden severe list is due to negative initial stability, counter-flooding into empty ballast tanks may __________.Not learned 136. You notice smoke coming from an open laundry room doorway, which smells like electrical insulation. After activating the fire alarm, which of the following would be the lowest action priority?Not learned 137. In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by which method?Not learned 138. When should the external inflation bladder on an immersion suit be inflated?Not learned 139. You are involved in an emergency landing of a helicopter on the water. You should inflate your life jacket __________.Not learned 140. When using the rainwater collection tubes on a life raft, the FIRST collection should be __________.Not learned 141. The purpose of the four water pockets located on the underside of a life raft, is to _________.Not learned 142. In accordance with 33 CFR Subchapter O (Pollution), where will you find the procedures for the reporting of oil discharge into the water?Not learned 143. As chief engineer, you are discussing fire safety with a new unlicensed crew member. What would you expect the crew member to know having been onboard the vessel for two days?Not learned 144. As chief engineer, you are discussing with a new third engineer the methods of fighting an engine room fire. You ask the junior engineer to explain how to proceed in the event of an engine room fire when you cannot gain entry to the control room. Which of the following should be included in the junior engineer's response?Not learned 145. As chief engineer or first assistant engineer you should be familiar with the six motions of a vessel. Which of these motions affects the governing "motion ahead and astern" stability?Not learned 146. As chief engineer or first assistant engineer you should be familiar with the six motions of a vessel. Which of these motions affects the governing "positional motion" stability?Not learned 147. As chief engineer you should understand the concept of corrective measures and their purpose. The following four actions will have which affect on the vessel? 1) Add weight low and symmetrically about the centerline. 2) Remove high weight symmetrically. 3) Move weight down symmetrically. 4) Eliminate any free surface present.Not learned 148. As chief engineer you should understand the concept of loll and its cause. An angle of loll is commonly caused by which of the following conditions?Not learned 149. As chief engineer on a vessel, you and the first engineer are planning a welding job in the cargo-hold. How would you ensure that all safety precautions are reviewed prior to starting this job?Not learned 150. Your vessel was damaged in a collision and one compartment has partially flooded. The vessel has free communication with the sea with water flowing in and out as the vessel rolls. Which of the following is the most important factor contributing to free communication loss of stability?Not learned 151. The component shown in the illustration would be installed in which of the following types of fire detection systemsNot learned 152. While in the engine control room you smell smoke and see it coming from the vent in the main switchboard panel. Which of the many different types of extinguishers, if any, are required to be in that space and why would it be best suited to extinguish this class of fire?Not learned 153. You are the engineer on a vessel with a periodically unattended machinery space. A fire has been reported in the engine room and you cannot make entry into the space. How would you direct the emergency squad team leader to charge the fire main?Not learned 154. Why is it essential to introduce CO2 from a fixed fire extinguishing system, into a large engine room, as quickly as possible?Not learned 155. In fighting a fire in a fuel tank, the FIRST action you should attempt is to __________.Not learned 156. In figure 1 of the illustration, fire would spread to compartment "B" by__________Not learned 157. The fire extinguishing equipment shown in the illustration is a large __________Not learned 158. As first engineer you are the senior engineering officer in Emergency Squad #1. The fire alarm sounds and you report to the muster station where the bridge informs you smoke has been reported coming from the ship's laundry room. What should your first action be?Not learned 159. As first engineer, you are standing by the #3 deep fuel oil storage tank as a crew member is working inside the tank. Before entering the tank, the atmosphere was checked and determined safe for men to work. While standing by you notice that the crew member is not moving. After attempts to communicate with the downed mariner receives no response, what action would you take?Not learned 160. Which of the following must be carried out in order to manually launch an inflatable life raft not designed for float-free operation?Not learned 161. Which of the following procedures reduces the possibility of an interior ventilation duct fire from rapidly spreading?Not learned 162. Which of the following statements is true concerning the meter shown in the illustrationNot learned 163. Which of the following statements is true regarding oxygen indicators?Not learned 164. The instrument shown in the illustration has not been used for several weeks. Prior to its use for testing a compartment, you should __________Not learned 165. If the items shown in the illustration are burning, this fire would be a Class __________Not learned 166. Which of the listed characteristics applies to a semi-portable CO2 system?Not learned 167. During onboard training with your engineers, you review the various firefighting agents available for use onboard a ship. Which of the following statements describes carbon dioxide as an extinguishing agent?Not learned 168. One of the disadvantages of using carbon dioxide to extinguish a fire in an enclosed space is __________.Not learned 169. The potable water tanks on your vessel were drained for inspection and cleaning. What would you do before refilling with water?Not learned 170. You are providing onboard training to your engineers on the factors affecting trim and stability. What instructions do you give your engineers to stabilize the ship should it experience an unstable rolling behavior?Not learned 171. You are reviewing emergency procedures with new crew members. How would you direct them to proceed if they hear the fire and emergency signal on the ship's general alarm or whistle?Not learned 172. While reviewing emergency response plans onboard your vessel, you have questions regarding the response for damage control conditions and the ship's construction, related to mitigating risks from structural damage. Which of the following sources of information would contain what you are looking for?Not learned 173. Your ship has left shore on the east coast of the United States, how far must you be from shore to be able to discharge paper waste into the Atlantic Ocean?Not learned 174. A specific document which identifies a chemical, and lists its physical properties, health hazards, required controls, firefighting procedures, cleanup methods, waste disposal, and the safe handling and storage requirements, is commonly called a __________.Not learned 175. The state of charge of a stored pressure type dry chemical fire extinguisher can be readily determined by __________.Not learned 176. As team leader of the No.2 emergency squad you arrive at the scene of a fire in the Bosun's storeroom on the weather deck. How would you proceed to fight this fire?Not learned 177. As team leader of the ship's No.2 emergency squad, you have just informed the bridge that the fire in the galley has been extinguished. What would you instruct your squad to do next?Not learned 178. Why is an upper limit switch used when raising the lifeboat?Not learned 179. Your vessel, of more than 1000 gross tons on an international voyage is crossing the Atlantic Ocean. The second engineer injures his hand while working on a pump. The injury requires more than basic first aid. As the senior officer onboard how would you proceed?Not learned 180. Victual waste is __________.Not learned 181. Water applied as a "fog" can be more effective than water applied as a "solid stream", because __________.Not learned 182. The wooden shoring shown in the illustration is bearing against the hatch coaming and is supporting a load in the direction indicated by the arrows. Which of the following statements is correct for this conditionNot learned 183. A three inch overboard discharge line, located six feet below the waterline, has ruptured and separated from the hull. What would be the minimum number of strokes per minute required from a 10" x 8" x 12" duplex double acting steam operated reciprocating bilge pump, operating at 96% efficiency, to keep the bilge water level from continuing to rise? (231 cu in = 1 gal) Illustration SF-0034Not learned 184. As chief engineer or first assistant engineer you should be familiar with the six motions of a vessel. Which of these motions affects the governing "longitudinal" stability?Not learned