单项选择题
During a stability test on a small passenger vessel（）.
A.the vessel must be moored snugly
B.each tank must be partially full to show it does not leak
C.all dunnage，tools，and extraneous items are secured
D.water under vessel must be deep enough to prevent grounding
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相关考题
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单项选择题
Damage stability is the stability（）.
A.which exists when the wind speed is less than 50 knots
B.before collision
C.after flooding
D.at the maximum load -
单项选择题
Cross curves of stability show which of the following（）.
A.The righting arms at various angles of inclination and displacement
B.The metacentric height at large angles of heel
C.The height of the center of buoyancy at various angles
D.The metacentric radius at various displacements -
单项选择题
At all angles of inclination，the true measure of a vessel’s stability is the（）.
A.metacentric height
B.displacement
C.righting moment
D.inclining moment
