A.change course
B.slow down
C.heave to
D.adjust tow line length
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A.pushed ahead
B.towed alongside
C.towed astern
D.Any of the above
A.It pulls the bow toward the bank
B.It pushes the entire vessel away from the bank
C.It pulls the stern toward the bank
D.It heels the vessel toward the bank
A.toward the inside of the bend
B.toward the outside of the bend
C.toward the center of the river just before the bend,then change course for the river's center after the bend
D.in the river's center
A.dip of the line
B.stretch of the line
C.strain on the line
D.length of the line
A.it is faster
B.it can be used in both the immediate action and the delayed action situations
C.in fog,if the turn is started as soon as the man goes over,the vessel will be at the point where he went over when the turn is completed
D.it returns the vessel to the original track line on a reciprocal course
A.red lights
B.red lights and two white lights
C.red lights with a white light in between
D.white lights with a red light in between
A.increase
B.decrease
C.change only if the vessel comes about on the opposite tack
D.not change
A.propeller velocity
B.speed of advance
C.wake distribution
D.wake fraction
A.barometer
B.wind vane
C.anemometer
D.thermometer
A.during the day,three balls in a vertical line
B.during the day,three shapes,the highest and lowest being balls and the middle being a diamond
C.when making way at night,two all-round red lights,sidelights,and a sternlight
D.when making way at night,masthead lights,sidelights,and a sternlight
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The catenary().
A vessel which through some exceptional circumstance is unable to maneuver as required by these Rules and is therefore unable to keep out of the way of another vessel is called().
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().
A vessel travelling down a narrow channel,especially if the draft is nearly equal to the depth of the water,may set off the nearer side. This effect is known as().
The biggest problem you generally encounter while towing a single tow astern is().
If the towline parts,you should().
As a vessel falls off the wind from close-hauled to a beam reach,the tendency for the vessel to move sideways through the water will().
In towing it is desirable for the tug and the vessel to ride wave crests simultaneously because().
The best method to secure a tow line to a cleat is to().
Apparent wind speed blowing across a vessel under tow can be measured by a(n)().