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单选题
Releasing oil from the sea anchor of a survival craft may（）.
A
keep the propeller from being fouled
B
increase propeller speed
C
help calm the waves in the vicinity of the craft
D
increase the holding power of the sea anchor
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An inflatable life raft is thrown into the water from a sinking vessel. What occurs automatically after the painter trips the CO2 bottles to inflate the raft?______.A.The sea anchor deploysB.The floor inflatesC.If upside down, the craft rights itselfD.The painter detaches from the raft
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单选题An emergency sea anchor may be constructed by using（）.A
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单选题The purpose for the bag or box on top of some survival craft is to（）.A
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单选题A self-righting survival craft will return to an upright position provided that all personnel（）.A
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单选题An inflatable liferaft is thrown into the water from a sinking vessel. What occurs automatically after the painter trips the CO2 bottles to inflate the raft?（）A
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单选题What must the Master or person in charge of a ship enter in the logbook after conducting an abandonment drill? （）A
The sea condition at the time of the drillB
Which survival craft was usedC
The names of all crew members participating in the drillD
The name of the lifeboatman in charge of each boat
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单选题In good weather，you should deploy the sea anchor from the liferaft to（）.A
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spray oil on the sea to calm itD
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water temperature is below 40°FD
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shut down the engine(s) and set the sea anchor
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keep the liferaft from capsizingB
navigate against the currentC
keep personnel from getting seasickD
stay in the general location
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单选题The purpose of storm oil in a sea anchor is to（）.A
weigh down the anchorB
lubricate the anchorC
repel dangerous fishD
smooth the sea
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cool the craft in a fireB
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单选题（）is used for providing homing signals from survival craft for detection by 9Ghzradar.A
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Search and Rescue TransponderC
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25 nautical miles
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