單項(xiàng)選擇題An unstable upright equilibrium position on a vessel means that the metacenter is().

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


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1.單項(xiàng)選擇題Aboard a vessel,multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s().

A.TCG
B.transverse moment
C.righting moment
D.transverse free surface moment

2.單項(xiàng)選擇題Aboard a vessel,dividing the sum of the longitudinal moments by the total weight yields the vessel’s().

A.inclining moments
B.righting moments
C.vertical moments
D.longitudinal position of the center of gravity

4.單項(xiàng)選擇題A vessel’s LCG is determined by().

A.dividing the total longitudinal moment summations by displacement
B.dividing the total vertical moment summations by displacement
C.multiplying the MTC by the longitudinal moments
D.subtracting LCF from LCB

5.單項(xiàng)選擇題A vertical shift of weight to a position above the vessel’s center of gravity will().

A.increase reserve buoyancy
B.decrease the righting moments
C.decrease KG
D.increase KM