A.center of gravity
B.center of buoyancy
C.center of flotation
D.metacenter
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A.increase the trim
B.change the free surface effect
C.cause a serious list
D.decrease ship stability
A. dividing the total longitudinal moment summation by displacement
B.dividing the total vertical moment summation by displacement
C.multiplying the MT1 by the longitudinal moments
D.subtracting LCF from LCB
A.metacentric height
B.mean draft
C.moment to trim one inch
D.deadweight
A.lower than the center of gravity
B.at the same height as the center of gravity
C.higher than the baseline
D.on the longitudinal centerline
A.free surface effects are reduced due to pocketing
B.KG is reduced as the vessel seeks the angle of loll
C.effective beam is increased causing BM to increase
D.underwater volume of the hull is increased
最新試題
Forces within a vessel have caused a difference between the starboard and port drafts. This difference is called（）.
A ship is inclined at an angle of loll. In the absence of external forces，the righting arm (GZ) is（）.
A neutral equilibrium position for a vessel means that the metacenter is（）.
Deballasting a double bottom has what affect on KG?（）.
Semisubmersibles A and B are identical. However，A is more tender than B. This means that A relative to B has a（）.
The height of the metacenter above the keel will vary depending on the（）.
The original equilibrium position is stable when（）.
For a given displacement，the righting arm has its maximum value when（）.
A ship lists and trims about the（）.
A continual worsening of the list or trim indicates（）.