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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A.insure that the hawser leads directly aft as it passes over the stern of the towing vessel
B.increase the stability of the towing vessel by raising the hawser off the deck
C.reduce chafing of the towing hawser
D.prevent fouling of the hawser on deck gear located on the stern of the towing vessel
A.increase the righting moment
B.cause an increase in the righting arm
C.bring the vessel to an upright equilibrium position
D.cause the vessel to flop to a greater angle
A.contaminating food with extinguishing agent
B.spreading through the engineering space
C.loss of stability
D.a grease fire in the ventilation system
A.the vessel must be moored snugly
B.each tank must be partially full to show it does not leak
C.all dunnage，tools，and extraneous items are secured
D.water under vessel must be deep enough to prevent grounding
A.which exists when the wind speed is less than 50 knots
B.before collision
C.after flooding
D.at the maximum load
最新試題
The effect of free surface on initial stability depends upon（）.
Fighting a fire in the galley poses the additional threat of（）.
The maximum angle at which the intact stability curves are valid for ship’s is the angle for（）.
What is the definition of transverse metacenter?（）
Initial stability refers to stability（）.
Repair of vital machinery and services on a ship should be accomplished（）.
Initial stability of a vessel may be improved by（）.
The greatest effect on stability occurs from loose liquids flowing（）.
Damage stability is the stability（）.
To ensure the ship’s general stability，（）.