单项选择题

When a wind force causes a floating ship to heel to a static angle，the（）.

A.centers of buoyancy and gravity are in the same vertical line
B.righting moment equals the wind-heeling moment
C.downflooding point is below water
D.deck-edge immersion occurs

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单项选择题

When a vessel is stationary and in a hogging condition，the main deck is under（）.

A.compression stress
B.tension stress
C.shear stress
D.racking stress

单项选择题

What would have the greatest affect on a vessel’s longitudinal strength? （）

A.Collision damage to the bow，forward of the collision bulkhead
B.Grounding damage to the bilge strake，just aft of midships
C.Extensive corrosion to the centerline deck plating
D.Damage to the side shell，midway between the bilge and the stringer plate

单项选择题

What term indicates a curvature of the decks in a longitudinal direction?（）

A.Deadrise
B.Camber
C.Sheer
D.Flare