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单选题
An anchor winch should be equipped with mechanical brakes capable of holding（）.
A
half the breaking strength of the mooring line
B
the full breaking strength of the mooring line
C
the maximum expected tension of the mooring line
D
50% over the working tension of the mooring line
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Mooring winch should be equipped with mechanical brakes capable of holding ______.A.half the breaking strength of the mooring lineB.the full breaking strength of the mooring lineC.the maximum expected tension of the mooring lineD.50% over the working tension of the mooring line
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Mooring winch should be equipped with mechanical brakes which are capable of holding ______.A.half the breaking strength of the mooring lineB.the full breaking strength of the mooring lineC.the maximum expected tension of the mooring lineD.50% over the working tension of the mooring line
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You are planning to anchor in an area where several anchors have been lost due to fouling．As a precaution，you should ______．A.anchor using both anchorsB.anchor with scope of 8 or more to 1C.use a stern anchorD.fit a crown strap and work wire to the anchor
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You are anchoring in 16 fathoms of water．On a small to medium size vessel，the ______．A.Anchor may be dropped from the hawse pipeB.Anchor should be lowered to within 2 fathoms of the bottom before being droppedC.Scope should always be at least ten times the depth of the waterD.Scope should always be less than 5 times the depth of the water
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考题
单选题If the winch should fail while you are hauling in the anchor，what prevents the anchor cable from running out?（）A
Chain stopperB
Devil's clawC
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考题
单选题A mechanical davit is designed to automatically（）.A
position the boat at the embarkation stationB
lift the boat off the inboard chocksC
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单选题Most totally enclosed lifeboats are equipped with which of the following? （）A
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单选题Grinding to eliminate shallow surface defects should be done（）.A
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automatic operation of the winch is desiredD
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考题
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that all personnel are seated in the craftB
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考题
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See that the chain is all clearC
See that the wildcat is disengagedD
All of the above
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