A.lower KG
B.smaller GM
C.smaller roll angle
D.larger GZ
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A.increase the righting moment
B.increase the righting arm
C.increase list or trim
D.decrease list or trim
A.metacentric height is positive
B.metacentric radius is positive
C.KG exceeds maximum allowable limits
D.free surfaces are excessive
A.negative GM
B.progressive flooding
C.structural failure
D.an immediate need to ballast
A.center of gravity
B.center of buoyancy
C.center of flotation
D.metacenter
A.increase the trim
B.change the free surface effect
C.cause a serious list
D.decrease ship stability
最新試題
GM cannot be used as an indicator of stability at all angles of inclination because（）.
Semisubmersibles A and B are identical. However，A is more tender than B. This means that A relative to B has a（）.
A wind has caused a difference between drafts starboard and port. This difference is（）.
Deballasting a double bottom has what affect on KG?（）.
Which of the following is the reason that the metacentric height is a valid measure of only the initial stabilit?（）.
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（）.
At all angles of inclination，the metacenter is（）.