A.A vessel which cannot avoid a close-quarters situation with a vessel forward of her beam shall reduce her speed to bare steerageway
B.A vessel which hears a fog signal forward of her beam shall stop her engines
C.A vessel which hears a fog signal forward of the beam shall navigate with caution
D.If a vessel determines by radar that a close-quarters situation is developing，she shall take avoiding action in ample time
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A.It automatically maintains tow line tension
B.It prolongs the life of the hawser by distributing chafing as the hawser is paid out and taken in
C.As tension on the hawser increases，more line is taken in by the automatic towing engine
D.As tension on the hawser decreases，more line is taken in by the automatic towing engine
A.A lightly laden vessel requires as much stopping distance as a fully laden vessel when the current is from astern
B.A vessel is dead in the water when the back wash from astern operation reaches the bow
C.A tunnel bow thruster can be used in an emergency to reduce the stopping distance
D.When a vessel is dead in the water any speed displayed by doppler log reflects the current
A.It has a small GM
B.It pitches heavily
C.It has an unusually high center of gravity
D.Its period of roll is short
A.Slightly higher fuel consumption
B.Lack of directional control when backing
C.Inefficient at high shaft RPM
D.Some unusual handling characteristics
A.A long swell from an unusual direction
B.A lengthy lull in the wind and seas
C.Large seas coming from different directions
D.A brisk chop from the southeast
最新試題
The distance between rivets in a row is known as the（）.
The pitch of a propeller is a measure of the（）.
The angular movement of a vessel about a horizontal line drawn from its bow to its stern is （）.
Which statement is TRUE of a stiff vessel? （）
The distance that a ship moves forward with each revolutionof its propeller，if there is no slip，is called（）.
Which statement about stopping a vessel is TRUE?（）
The principal action in changing from transit to survival draft in the event heavy weather threatens is（）.
When a vessel is swinging from side to side off course due to quartering seas，the vessel is （）.
When taking soundings on a floating ship，the tape should be lowered and brought back quickly to（）.
Which characteristic is a disadvantage of a controllable- pitch propeller as compared to a fixed-pitch propeller? （）