A.center of gravity
B.center of buoyancy
C.center of flotation
D.centroid of the underwater volume
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A.positive
B.negative
C.zero
D.vertical
A.metacenter
B.center of buoyancy
C.center of flotation
D.center of gravity
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
A.Minerals Management Service
B.Department of Energy
C.Corps of Engineers
D.A recognized classification society approved
A.center of gravity
B.center of buoyancy
C.center of flotation
D.metacenter
最新試題
A vessel trimmed by the stern has a（）.
（）we have worked out the loading plan，we shall start doing more revision work.
The geometric center of the waterplane area is called the（）.
An upright vessel has negative GM. GM becomes positive at the angle of loll because the（）.
For a given displacement，the righting arm has its maximum value when（）.
All of the following can be determined by use of a stabilogauge EXCEPT（）.
Buoyancy is a measure of the ship’s（）.
A neutral equilibrium position for a vessel means that the metacenter is（）.
A partially full tank causes a virtual rise in the height of the（）.
If the cause of severe list or trim is off-center ballast，counterflooding into empty tanks will（）.