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单选题
Stability is determined by the relationship of the center of gravity and the（）.
A
water depth
B
keel
C
center of flotation
D
center of buoyancy
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单选题What is the stability term for the distance from the center of gravity (G) to the Metacenter (M)，when small-angle stability applies? （）A
metacentric heightB
metacentric radiusC
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单选题The angle of loll is a stability term which applies to a floating ship with（）.A
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单选题Topside icing decreases vessel stability because it is usually off-center and（）.A
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单选题The stability which remains after a compartment is flooded is called（）.A
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单选题In small-angle stability，when external forces exist，the buoyant force is assumed to act vertically upwards through the center of buoyancy and through the（）.A
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单选题Stability is determined principally by the location of the point of application of two forces: the downward-acting gravity force and the（）.A
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单选题Topside icing that blocks freeing ports and scuppers（）.A
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单选题Which of the following is the reason that the metacentric height is a valid measure of only the initial stability?（）.A
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单选题To prevent loss of stability from free communication flooding you should（）.A
close the cross-connection valve between the off-center tanksB
completely flood high center tanksC
ballast double bottom wing tanksD
close any opening to the sea in an off-center tank
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单选题Stability is determined principally by the location of the center of gravity and the（）.A
aft perpendicularB
center of buoyancyC
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单选题The effects of free surface on initial stability depend upon the dimensions of the surface of the free liquids and the（）.A
volume of liquid in the tankB
volume of displacement of the vesselC
location of the tank in the vesselD
height of the center of gravity of the vessel
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单选题The important initial stability parameter，GM，is the（）.A
metacentric heightB
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height of the center of gravity above the keel
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metacenterC
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tipping center
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