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（）.
When a deck cargo is secured with chain or wire lashings and grab (pear) links，which statement is FALSE?（）
The forward movement of a ship in one revolution of its propeller is measured by（）.
To prevent damage by and to storage batteries aboardsmall passenger vessels they should be located（）.
Which change in the condition of the seas could indicate the formation of a tropical storm or hurricane several hundred miles from your location? （）
Which characteristic is a disadvantage of a controllable- pitch propeller as compared to a fixed-pitch propeller? （）
When running before a heavy sea，moving weights aft will affect the handling of a vessel by （）.
Which will NOT reduce yawing of a tow?（）
What indicates that a tropical cyclone may be within 500 to 1，000 miles of your position?（）
If your vessel has a GM of one foot and a breadth of 50 feet，what will be your full rolling period? （）