A.positive stability
B.negative stability
C.neutral stability
D.maximum stability
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A.is found in the hydrostatic tables for a level vessel
B.multiplied by the displacement yields the righting moment
C.is always positive
D.is calculated by subtracting KG from KM
A.center of gravity
B.center of flotation
C.metacenter
D.metacentric height
A.center of gravity
B.metacenter
C.center of flotation
D.keel
A.uncorrected KG
B.virtual height of the center of gravity
C.metacenter
D.metacentric height
A.uncorrected KG
B.maximum allowed KG
C.virtual height of the center of gravity
D.metacentric height
最新試題
A continual worsening of the list or trim indicates（）.
For a given displacement，the righting arm has its maximum value when（）.
A floating vessel will behave as if all of its weight is acting downward through the（）.
If the cause of severe list or trim is off-center ballast，counterflooding into empty tanks will（）.
A ship is inclined at an angle of loll. In the absence of external forces，the righting arm (GZ) is（）.
The original equilibrium position is stable when（）.
（）refers to the tendency of a body of the ship to return to its original position after it is displaced therefrom.
The geometric center of the waterplane area is called the（）.
Semisubmersibles A and B are identical. However，A is more tender than B. This means that A relative to B has a（）.
Forces within a vessel have caused a difference between the starboard and port drafts. This difference is called（）.