A.a little deeper aft
B.a little deeper forward
C.at the same draught between fore and aft
D.a balance between two sides
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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.require ballast
B.be down by the head
C.sink
D.float
A.waterline
B.freeboard deck
C.plimsoll mark
D.amidships section
A.average of the observed drafts
B.draft at the center of flotation
C.draft corresponding to the calculated displacement
D.mean of the calculated drafts
A.KG is increased
B.KG is decreased
C.KG is not affected
D.KG increases at light drafts and decreases at deep drafts
最新試題
After transferring a weight forward on a vessel，the draft at the center of flotation will（）.
Intact buoyancy is a term used to describe（）.
The average of the forward and after drafts is the（）.
The angle to which a floating ship，with a negative initial metacentric height，lies while at rest in still water is the angle of（）.
The difference between the initial trim and the trim after loading is known as（）.
Aboard a ship，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.
Reserve buoyancy is the（）.
The center of flotation of a vessel is（）.
The center of buoyancy is located at the（）.
For a floating vessel，true mean draft is always the（）.