Q696 - 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. Which of the listed pumping arrangements will be hazardous when two similar centrifugal pumps are used to discharge a cargo of flammable liquid?Not learned 5. An LNG carrier has an approved type of gas detecting system to detect methane leaks in the __________.Not learned 6. Before entering any space that has been sealed, its oxygen level should be tested. What level of oxygen in the space is equal to fresh air?Not learned 7. How does good housekeeping prevent fires on a vessel?Not learned 8. 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 9. A fire in the paint locker would probably be __________.Not learned 10. A galley grease fire would be classified as __________.Not learned 11. A fire, occurring in the windings, of an overloaded electrical motor, is considered a __________.Not learned 12. 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 13. You are conducting training on firefighting procedures. What type of fire is characterized by the burning of electrical equipment where the use of a non-conducting extinguishing agent is of first importance?Not learned 14. The process that occurs when heat is generated by a chemical reaction within a substance and continues to a point of ignition is known as __________.Not learned 15. A fire can be extinguished by removing __________.Not learned 16. Which of the conditions listed is necessary for a substance to burn?Not learned 17. All of the following are part of the fire triangle EXCEPT __________.Not learned 18. Which defines the "flammable limits" of an atmosphere?Not learned 19. The most common cooling agent used for fighting fires on tank vessels is _________.Not learned 20. Which extinguishing agent is the best for use on electrical fires?Not learned 21. The most important characteristic of a fire extinguishing agent to be used on electrical fires is for the agent to be __________.Not learned 22. The principal personnel hazard unique to Halon fire extinguishers is _________.Not learned 23. 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 24. Which portable fire extinguisher is normally recharged in a shore facility?Not learned 25. Servicing of a cartridge-operated dry chemical fire extinguisher aboard ship would include ensuring that the __________.Not learned 26. 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 27. While maneuvering up the East River your vessel runs aground. As the chief engineer of the vessel how would you proceed?Not learned 28. In the event of a vessel fire in port, shoreside firefighters can find details on vessel's fire control plans in which of the following locations?Not learned 29. Except in rare cases, it is impossible to extinguish a shipboard fire by __________.Not learned 30. It is necessary to cool the bulkheads and decks surrounding a compartment where there is a fire in order to __________.Not learned 31. The blocking open or absence of fire dampers can contribute to __________.Not learned 32. 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 33. When an oil fire has been extinguished, the surface of the oil should be kept covered with foam to prevent __________.Not learned 34. The best means of combating an oil fire on the surface of the water surrounding a vessel tied to the pier, is to use __________.Not learned 35. 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 36. When fighting a liquefied natural gas fire, you should __________.Not learned 37. The longer an oil fire is permitted to burn, the __________.Not learned 38. When combating a major electrical fire at sea, the main consideration is __________.Not learned 39. Class C fires may be combated using a __________.Not learned 40. 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 41. You are conducting training on firefighting procedures. What type of fire is characterized by the burning of ordinary combustible materials where the quenching and cooling effects of quantities of water, or solutions containing large percentages of water, are of first importance?Not learned 42. To activate a foam type portable fire extinguisher, you must __________.Not learned 43. As an engineer on a tanker, how would you direct the fire team to combat a large cargo space fire?Not learned 44. A fire has been reported in the ship's galley, as chief engineer you direct the team leader of the #2 emergency squad to secure ventilation to the space. What would your next command be to the emergency team leader, before they can actually start extinguishing the fire?Not learned 45. The passive safety device installed on each Halon fire extinguishing cylinder, to prevent its over pressurization is called a __________.Not learned 46. The primary function of an automatic sprinkler system is to __________.Not learned 47. Fire detecting systems on merchant vessels may be arranged to sense __________.Not learned 48. In a typical automatic fire alarm system, all zone circuits are always connected __________.Not learned 49. Which of the following is required to be included in the fireman's (emergency) outfit?Not learned 50. What is a major advantage of using a positive pressure type self-contained breathing apparatus?Not learned 51. The safe and efficient use of the facepiece of a self-contained breathing apparatus is directly influenced by __________.Not learned 52. During an inspection of a ships storeroom, you find sealed containers of chemicals labeled "potassium bicarbonate" and "potassium chloride". These chemicals are most commonly used aboard ship for _______.Not learned 53. 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 54. If the chemical material is a mixture, what must the Safety Data Sheet (SDS) identify?Not learned 55. The physical data term on a Safety Data Sheet (SDS) describing whether a liquid is lighter or heavier than water is __________.Not learned 56. Which of the following is classified as a grade "E" combustible liquid?Not learned 57. 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 58. Bunker "C" is classified as a grade __________.Not learned 59. The volatility of a liquid is the tendency of a liquid to __________.Not learned 60. By definition, an example of a flammable liquid is __________.Not learned 61. Which of the petroleum products listed has a flash point below 150°F?Not learned 62. Which of the following conditions is true concerning flammable liquid vapors with a concentration above the upper explosive limit?Not learned 63. When preparing to pump flammable liquids with a centrifugal pump, you should __________.Not learned 64. When required to work in an area where explosive gases may accumulate, you should use hand tools which are __________.Not learned 65. Paints and solvents used aboard a vessel should be __________.Not learned 66. A simple precaution to reduce the possibility of accidental fires in the paint locker, is to __________.Not learned 67. The most likely location for a liquid cargo fire to occur on a tanker would be __________.Not learned 68. Hazardous conditions exist which may result in spontaneous combustion when __________.Not learned 69. To prevent oily rags from spontaneously igniting they should be __________.Not learned 70. One of the main concerns when fighting a galley fire is __________.Not learned 71. If diesel fuel vapors in a compartment are considered to be within the flammable range __________.Not learned 72. An oxygen indicator will detect _________.Not learned 73. Which of the gases listed is the poisonous gas most likely to be found in a closed compartment involved in a fire?Not learned 74. If flammable vapors have penetrated a gas free space, which of the following actions would be the most hazardous to perform?Not learned 75. The upper explosive limit (UEL) of a mixture of flammable vapors and air is defined as __________.Not learned 76. 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 77. When taking samples of a tank atmosphere with an explosimeter, you should __________.Not learned 78. Prior to entering a compartment containing an atmosphere potentially dangerous to life or health and deficient in oxygen, you should don an approved breathing apparatus. Which of the listed devices would be suitable?Not learned 79. The explosive range of methane is 5% to 15% by volume in air. This means a vapor/air mixture of __________.Not learned 80. 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 81. A fuel tank is considered to be gas free when the tank is __________.Not learned 82. 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 83. High concentrations of hydrogen sulfide gas are most dangerous to personnel because they can __________.Not learned 84. A tank has been sealed and unventilated for a long period of time. Which of the following statements is true?Not learned 85. Which of the following methods will reduce the possibility of producing an electrical spark?Not learned 86. When checking the level of a volatile liquid in a tank on the weather deck of a tank vessel, you should position yourself __________.Not learned 87. Which of the following precautions are necessary when using any electrical equipment in a hazardous location, such as a cargo pumproom?Not learned 88. When making entries in the Oil Record Book, all quantities should be __________.Not learned 89. The Oil Record Book must be maintained onboard the vessel for __________.Not learned 90. Which of the following machinery space operations is required to be logged in the Oil Record Book?Not learned 91. According to 33 CFR's, the approval period for a shipboard oil pollution emergency plan expires after __________.Not learned 92. Which of the following statements is true concerning the overboard discharge of vessel sewage at sea?Not learned 93. According to 33 CFR Subchapter O (Pollution), when dumping garbage into the sea, other than special areas, __________.Not learned 94. The amount of garbage disposed must be entered into the records maintained by each ship and stated in __________.Not learned 95. Following a grounding, you can best determine that a SLACK fuel oil tank has been holed by __________.Not learned 96. 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 97. In order to retrieve an inflatable life raft and place it on deck, you should heave on the __________.Not learned 98. Sea water may be used for drinking water __________.Not learned 99. Provided every effort is used to produce, as well as preserve body moisture content by avoiding perspiration, how long is it normally possible to survive without stored quantities of water?Not learned 100. 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 101. An immersion suit should be equipped with a/an __________.Not learned 102. Which of the following statements concerning immersion suits is correct?Not learned 103. Which is TRUE concerning immersion suits and their use?Not learned 104. Which of the following statements is TRUE concerning life jackets?Not learned 105. Kapok life jackets require proper care and should NOT be __________.Not learned 106. A rigid lifesaving device designed for a group of survivors to hold on to while in the water is defined as a _______.Not learned 107. Most lifeboats are equipped with __________.Not learned 108. Using a sea anchor when in a life raft will __________.Not learned 109. A self-righting survival craft will return to an upright position provided that all personnel __________.Not learned 110. An "on-load" release system on a survival craft means the cable can be released __________.Not learned 111. If the survival craft is not loaded to full capacity, the personnel should be __________.Not learned 112. With the sprinkler system and air system on, and all hatches shut, the survival craft will be protected from __________.Not learned 113. What standard mathematical formula is commonly used to calculate a vessels waterplane area for stability purposes?Not learned 114. 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 "transverse" stability?Not learned 115. By what method is the final light ship weight, longitudinal and vertical centers of gravity of a vessel, and final assignment of the load lines determined?Not learned 116. Your ship has run aground and it is necessary to determine whether or not a compartment has flooded. Therefore, you should __________.Not learned 117. Progressive flooding in the engine room may be minimized by securing watertight boundaries and __________.Not learned 118. Wooden shoring, with a cross-sectional dimension of 4" X 4" should not be longer than __________.Not learned 119. Which of the methods shown in the illustration is the correct way to fit shoringNot learned 120. Span gas is used aboard liquefied natural gas carriers to __________.Not learned 121. 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 122. Actuating the fixed CO2 system should cause the automatic shutdown of the __________.Not learned 123. If the cause of a sudden severe list is due to negative initial stability, counter-flooding into empty ballast tanks may __________.Not learned 124. 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 125. When should the external inflation bladder on an immersion suit be inflated?Not learned 126. You are involved in an emergency landing of a helicopter on the water. You should inflate your life jacket __________.Not learned 127. When using the rainwater collection tubes on a life raft, the FIRST collection should be __________.Not learned 128. The purpose of the four water pockets located on the underside of a life raft, is to _________.Not learned 129. What would be a major consequence of allowing the refrigeration system of a low-pressure fixed CO2 fire extinguishing system to remain inoperable?Not learned 130. According to Coast Guard Regulations (CFR 33 Part 151), all oceangoing tankships of 150 GT and above and all other ships of 400 GT and above are required to prepare, submit, and maintain a USCG approved Oil Record Book and a (an) __________.Not learned 131. The air flow depicted in figure 1 of the illustration is an example of which type of ventilationNot learned 132. 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 "lateral motion" stability?Not learned 133. 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 134. As chief engineer sailing aboard chemical tankers you frequently review the best practices regarding firefighting during safety meetings. Which of the following would align with industry best practice regarding the use of water in extinguishing chemical fires?Not learned 135. 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 136. You are the chief engineer of a vessel of more than 1600 gross tons on an international voyage. While bunkering lube oil in port, the hose fails and oil is spilled into the harbor. After securing the transfer, how would you proceed?Not learned 137. 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 138. 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 139. The component shown in the illustration would be installed in which of the following types of fire detection systemsNot learned 140. While donning the positive pressure self-contained breathing apparatus, you discover that the air cylinder pressure gauge and the regulator pressure gauge differ from each other by 500 psi. Which of the listed actions should you consider as appropriate?Not learned 141. Why is it essential to introduce CO2 from a fixed fire extinguishing system, into a large engine room, as quickly as possible?Not learned 142. In fighting a fire in a fuel tank, the FIRST action you should attempt is to __________.Not learned 143. In figure 1 of the illustration, fire would spread to compartment "B" by__________Not learned 144. The fire extinguishing equipment shown in the illustration is a large __________Not learned 145. A fire has been reported in the ship's laundry room. As the senior engineer, you direct the team leader of the No.1 emergency squad to secure ventilation to the space. What would your next command be to the emergency team leader, before they can actually start extinguishing the fire?Not learned 146. 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 147. 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 148. 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 149. Which of the following procedures reduces the possibility of an interior ventilation duct fire from rapidly spreading?Not learned 150. Which of the following statements is true concerning the meter shown in the illustrationNot learned 151. Which of the following statements is true regarding oxygen indicators?Not learned 152. 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 153. If the items shown in the illustration are burning, this fire would be a Class __________Not learned 154. Which of the listed characteristics applies to a semi-portable CO2 system?Not learned 155. Through which of the listed processes is sufficient heat produced to cause spontaneous ignition?Not learned 156. 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 157. One of the disadvantages of using carbon dioxide to extinguish a fire in an enclosed space is __________.Not learned 158. While in port working cargo, a fire is reported on the forward car deck. After the captain sounds the general alarm, the crew musters and starts fighting the fire. As chief engineer you inform the captain that shoreside firefighting assistance needs to be called. How would you then proceed?Not learned 159. The potable water tanks on your vessel were drained for inspection and cleaning. What would you do before refilling with water?Not learned 160. 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 161. 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 162. The state of charge of a stored pressure type dry chemical fire extinguisher can be readily determined by __________.Not learned 163. 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 164. 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 165. 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 166. Your vessel is carrying a cargo of Ethane, which has caught fire. Which extinguishing agent(s) should be used?Not learned 167. Your vessel is carrying a cargo of Methyl Ethyl Ketone (MEK), which has caught fire. Which extinguishing agents should be used?Not learned 168. Victual waste is __________.Not learned 169. 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 170. 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