A.aft perpendicular
B.center of buoyancy
C.keel
D.center of flotation
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A.upward-acting weight force
B.downward-acting weight force
C.upward-acting buoyant force
D.environmental force
A.water depth
B.keel
C.center of flotation
D.center of buoyancy
A.after control of fire，flooding，and structural repairs
B.immediately
C.after control of fire，but before control of flooding
D.after stability is restored
A.at small angles of inclination
B.when loaded with minimum deck load
C.when at transit draft
D.when GZ is zero
A.removing loose water
B.adding weight low in the vessel
C.closing crossover valves between partly filled double bottom tanks
D.All of the above
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Stability is determined principally by the location of the point of application of two forces: the downward-acting gravity force and the（）.
In astern towing，a tow span，also called the tow bar or towing arch，is used to（）.
Stability is determined principally by the location of the center of gravity and the（）.
The static stability curve for a given vessel peaks at 34°. For this ship，the danger angle for a permanent list would be about（）.
During a stability test on a small passenger vessel（）.
To improve your vessel’s stability in a hazardous situation，you should（）.
What is used as an indicator of initial stability? （）
Fighting a fire in the galley poses the additional threat of（）.
What will NOT decrease the stability of a vessel?（）
To ensure the ship’s general stability，（）.