單項(xiàng)選擇題For a floating vessel,the result of subtracting KG from KM is the().

A.height of the metacenter
B.height of the righting arm
C.height of the center of buoyancy
D.metacentric height


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1.單項(xiàng)選擇題For a floating vessel,true mean draft is always the().

A.average of the observed drafts
B.draft at the centre of flotation
C.draft corresponding to the center of buoyancy
D.metacentric height

3.單項(xiàng)選擇題For a vessel with list,a decrease in GMT will cause the angle of inclination to().

A.stabilize at an angle of loll
B.decrease
C.increase
D.remain constant

4.單項(xiàng)選擇題For a vessel with list,a decrease in GMT will cause the inclination to().

A.stabilize at an angle of loll
B.decrease
C.increase
D.remain constant

5.單項(xiàng)選擇題For a vessel with longitudinal inclination, an increase in GML cause().

A.list to stabilize at an angle of loll
B.trim to stabilize at an angle of loll
C.trim to increase
D.trim to decrease