单项选择题

A vertical shift of weight to a position above the vessel’s center of gravity will（）.

A.increase reserve buoyancy
B.decrease the righting moments
C.decrease KG
D.increase KM

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单项选择题

Although KG for a vessel in lightweight is relatively high，the vessel is stiff because（）.

A.KM is small
B.KM is high
C.BL is small
D.KB is large

单项选择题

In the absence of external forces，adding weight on one side of a floating vessel causes the vessel to（）.

A.heel until the angle of loll is reached
B.list until the center of buoyancy is aligned vertically with the center of gravity
C.trim to the side opposite TCG until all moments are equal
D.decrease draft at the center of flotation

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