A.metacentric height
B.metacentric radius
C.height of the metacenter
D.righting arm
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A.Corrosion from the shifting liquid
B.Rupturing of bulkheads from the shifting liquid
C.Loss of stability from free surface effect
D.Holing of the tank bottom from the weight of the shifting liquid
A.The distance between the actual center of gravity and the maximum center of gravity that will still allow a positive stability
B.The point to which G may rise and still permit the vessel to possess positive stability
C.The sum of the center of buoyancy and the center of gravity
D.The transverse shift of the center of buoyancy as a vessel rolls
A.close the cross-connection valve between the off-center tanks
B.completely flood high center tanks
C.ballast double bottom wing tanks
D.close any opening to the sea in an off-center tank
A.ballast deep tanks if they are slack
B.transfer ballast athwartships
C.pump out double bottoms
D.fill double bottoms from deep tanks
A.she's loaded a little deeper forward
B.she's loaded a little deeper aft
C.she has not any ballast at all
D.the cargo is properly distributed throughout the ship
最新試題
In astern towing，a tow span，also called the tow bar or towing arch，is used to（）.
The important initial stability parameter，GM，is the（）.
What is the definition of transverse metacenter?（）
The effect of free surface on initial stability depends upon（）.
If the cause of a sudden severe list is negative initial stability，counterflooding into empty tanks may（）.
Stability is determined principally by the location of the point of application of two forces: the downward-acting gravity force and the（）.
To prevent loss of stability from free communication flooding you should（）.
What is the principal danger from the liquid in a half full tank onboard a vessel?（）
Stability is determined principally by the location of two points in a vessel: the center of buoyancy and the（）.
The effects of free surface on initial stability depend upon the dimensions of the surface of the free liquids and the（）.