單項選擇題

An unstable upright equilibrium position on a vessel means that the mrtacenter is（）.

A.lower than the center of gravity
B.at the same height as the center of gravity
C.heigher than the baseline
D.on the longitudinal centerline

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單項選擇題

An upright vessel has negative GM. GM becomes positive at the angle of loll because the（）.

A.free surface effects are reduced due to pocketing
B.KG is reduced as the vessel seeks the angle of loll
C.effective beam is increased causing BM to increase
D.underwater volume of the hull is increased

單項選擇題

Anchors are prevent from running out when secured by the（）.

A.brake
B.devil's claw
C.pawls
D.All of the above

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An unstable upright equilibrium position on a vessel means that the mrtacenter is（）.

你可能感興趣的試題

An upright vessel has negative GM. GM becomes positive at the angle of loll because the（）.

Anchors are prevent from running out when secured by the（）.