單項選擇題

A partially full tank causes a virtual rise in the height of the（）.

A.metacenter
B.center of buoyancy
C.center of flotation
D.center of gravity

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單項選擇題

A neutral equilibrium position for a vessel means that the metacenter is（）.

A.lower than the keel
B.at the same height as the center of gravity
C.exactly at midships
D.at the center of the waterplane area

單項選擇題

A load line of a ship is assigned by（）.

A.Minerals Management Service
B.Department of Energy
C.Corps of Engineers
D.A recognized classification society approved