单项选择题

For small angles of inclination，if the KG were equal to the KM，then the vessel would have（）.

A.positive stability
B.negative stability
C.neutral stability
D.maximum stability

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单项选择题

In small angle stability，the metacentric height（）.

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

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

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