单项选择题

In the absence of external forces，the center of gravity of a floating vessel is located directly above the（）.

A.metacenter
B.amidships
C.center of flotation
D.geometric center of the displaced volume

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单项选择题

A.decrease
B.increase
C.remain unchanged
D.be changed by the amount of GG' x cosine of the angle

单项选择题

A.Stability curve
B.Deadweight scale
C.Table of Azimuth
D.Freeboard assignment

单项选择题

A.height of the metacenter
B.height of the righting arm
C.height of the center of buoyancy
D.metacentric height