A.comes directly over the bow
B.comes directly over the stern
C.comes over an area extending from broad on the bow to the quarter
D.has no effect on the vessel
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A.the man has been missing for a period of time
B.the sea water is very cold and the man is visible
C.there is thick fog
D.the wind was from astern on the original course
A.correct trim will be obtained more easily
B.drag effect will be cancelled out
C.side forces will be eliminated
D.speed will be increased
A.trim the tow by the stern
B.trim the tow by the head
C.have the tow on an even keel
D.list the tow on the side it is yawing
A.should not be regarded as a vessel constrained by her draught
B.should be regarded as a vessel constrained by her draught
C.shall be regarded as a vessel restricted in her ability to maneuver
D.should be regarded as a non-displacement vessel
最新試題
How does the effect known as bank suction act on a single-screw vessel proceeding along a narrow channel?（）.
Apparent wind speed blowing across a vessel under tow can be measured by a(n)（）.
For the deepest water when rounding a bend in a river，you should navigate your vessel（）.
The distance that a vessel travels from the time that the order to put engines full astern until the vessel is dead in the water is known as（）.
One major advantage of the round turn maneuver in a man overboard situation is that it（）.
In a following sea，a wave has overtaken your vessel and thrown the stern to starboard. To continue along your original course，you should（）.
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（）.
In towing it is desirable for the tug and the vessel to ride wave crests simultaneously because（）.
In towing，heaving lines are used for（）.
A vessel towing astern in an operation which severely restricts the towing vessel and her tow in their ability to change course shall，when making way，exhibit（）.