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单选题
Releasing oil from the sea anchor of a lifeboat 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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单选题An emergency sea anchor may be constructed by using（）.A
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单选题Releasing oil from the sea anchor of a survival craft may（）.A
keep the propeller from being fouledB
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help calm the waves in the vicinity of the craftD
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单选题If you must land on a beach with an oar-propelled lifeboat through a heavy surf，the recommended method is to（）.A
keep the bow directly in toward the beach，and tow the sea anchor off the sternB
ride in on the back of a large breakerC
keep the bow into the seas with the sea anchor out over the bow，and row to meet the breaking wavesD
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考题
单选题In good weather，you should deploy the sea anchor from the liferaft to（）.A
keep the liferaft from capsizingB
navigate against the currentC
keep personnel from getting seasickD
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单选题（）is the most visible signal of distress from a lifeboat at sea in the daytime.A
Smoke signalB
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单选题Preventer bars are fitted on lifeboat releasing hooks to prevent（）.A
the falls from unhooking if the releasing gear is operated accidentally while the boat is being loweredB
operation of the release lever until the boat is waterborneC
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accidental unhooking when the falls become slack
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单选题An emergence sea anchor may be constructed by type of extinguisher?（）.A
a boat bucketB
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单选题The sea painter is secured in the lifeboat by（）.A
a turn around a forward thwart with a toggle pin thru the eyeB
a knot around a thwartC
an eye splice placed over one of the hooks of the releasing gearD
All of the above
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单选题A towing hook may be released from the（）.A
tug's engineroom or the bowB
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keep the liferaft from capsizingB
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keep personnel from getting seasickD
stay in the general location
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单选题The lifeboat releasing gear lever should be marked with the words（）.A
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单选题If absolutely necessary，the best way to land on a beach in a motor lifeboat is to（）.A
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put the sea broadside and let the boat drift ashore
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单选题When launching a lifeboat in the rough sea, the davit gears should be released（）.A
before the boat is lowered from the stowed positionB
as the boat fall blocks break clear of the davit headC
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考题
单选题The purpose of storm oil in a sea anchor is to（）.A
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单选题The sprinkler system of an enclosed lifeboat is used to（）.A
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单选题When weighing anchor in a rough sea，how would you avoid risk of damaging the bow plating （）.A
Heave it home as fast as you canB
Heave it home intermittently，between swellsC
Leave the anchor under foot，until the vessel may be brought before the SeaD
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