单项选择题
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
In small-angle stability，when external forces exist，the...
单项选择题In small-angle stability，when external forces exist，the buoyant force is assumed to act vertically upwards through the center of buoyancy and through the（）.
A.center of gravity B.center of flotation C.metacenter D.metacentric height
In the presence of external forces，the center of buoyan...
单项选择题In the presence of external forces，the center of buoyancy of an inclined vessel is vertically aligned with the（）.
A.center of gravity B.metacenter C.center of flotation D.keel
Increasing free surfaces has the effect of raising the（...
单项选择题Increasing free surfaces has the effect of raising the（）.
A.uncorrected KG B.virtual height of the center of gravity C.metacenter D.metacentric height
