航海英语船舶操纵基本知识章节练习(2017.11.24)

单项选择题
One advantage of chain over wire rope for a tow bridle is that chain（）.
A.is better suited for inland towing
B.resists damage from chafing
C.handles more easily
D.equalizes towing forces better
单项选择题
Catenary as applied to tow lines denotes the（）.
A.dip of the line
B.stretch of the line
C.strain on the line
D.length of the line
单项选择题
It is easier to dock a right-hand，single-screw vessel（）.
A.starboard side to the wharf
B.either side to the wharf
C.port side to the wharf
D.stern to the wharf
单项选择题
When towing astern，one way to reduce yawing of the tow is to（）.
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
单项选择题
A twin-screw vessel is easier to maneuver than a single-screw vessel because the twin-screw vessel（）.
A.permits the rudder to move faster
B.generates more power
C.can turn without using her rudder
D.can suck the water away from the rudder
单项选择题
Besides saving distance along the track line，another advantage of the Scharnow Turn over the Williamson Turn in a man overboard situation because（）.
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
单项选择题
A vessel fitted with twin screws is easier in（）than a vessel with single screw.
A.turning maneuver
B.course setting
C.position fixing
D.regulating speed
单项选择题
If a vessel under tow starts jumping on its tow line，the most appropriate action to alleviate the condition is to（）.
A.change course
B.slow down
C.heave to
D.adjust tow line length
单项选择题
A vessel is equipped with a single right-handed screw. With rudder amidships and calm wind，the vessel will most likely back（）.
A.straight astern
B.to port
C.to starboard
D.in no particular direction
单项选择题
The biggest problem you generally encounter while towing a single tow astern is（）.
A.the catenary dragging on the bottom
B.swamping of the tow
C.the tow tending to dive
D.yaw