A.reduce windward mooring tensions
B.maintain vessel heading
C.maximize accelerations
D.increase speed of advance
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A.use more right rudder
B.use more left rudder
C.increase speed
D.decrease speed
A.At any time you feel it is appropriate
B.Only when you have reached extremis
C.When you determine that your present course will cross ahead of the other vessel
D.When it becomes apparent to you that the give-way vessel is not taking appropriate action
A.start towing by pushing ahead
B.abandon the towing vessel
C.retrieve the tow bridle
D.relieve strain on the retrieving line
A.excessive strain is placed on the shorter leg
B.the shorter leg may fail
C.the longer leg is slack
D.All of the above
A.change course
B.slow down
C.heave to
D.adjust tow line length
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As a ship moves through the water，it drags with it a body of water called the wake. The ratio of the wake speed to the ship’s speed is called（）.
Once a towline is connected between the towing vessel and the disabled vessel，the towing vessel should（）.
For the deepest water when rounding a bend in a river，you should navigate your vessel（）.
In twin-screw engine installations while going ahead，maneuvering qualities are most effective when the tops of the propeller blades both turn（）.
Besides saving distance along the track line，another advantage of the Scharnow Turn over the Williamson Turn in a man overboard situation because（）.
At night，a vessel shall indicate that she is restricted in her ability to maneuver by showing in a vertical line two（）.
In order for a vessel to be engaged in fishing she must be（）.
The condition where a ship on the end of a tow line is riding a wave crest at the same time as its tug rides a wave crest is known as riding in（）.
In order to back a right-handed，single-screw vessel in a straight line，you will probably need to use（）.
How does the effect known as bank suction act on a single-screw vessel proceeding along a narrow channel?（）.