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单选题
A vessel is equipped with twin propellers，both turning outboard with the engines half ahead. If there is no wind or current and the rudders are amidships，what will happen?（）
A
The bow will swing to starboard
B
The bow will swing to port
C
The vessel will steer a zigzag course
D
The vessel will steer a fairly straight course.
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更多 “单选题A vessel is equipped with twin propellers，both turning outboard with the engines half ahead. If there is no wind or current and the rudders are amidships，what will happen?（）A The bow will swing to starboardB The bow will swing to portC The vessel will steer a zigzag courseD The vessel will steer a fairly straight course.” 相关考题
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A twin-screw vessel with a single rudder is making headway. The engines are full speed ahead.There is no wind or current. Which statement is FALSE?A.If one screw is stopped，the ship will turn toward the side of the stopped screwB..The principal force which turns the ship is set up by the wake against the forward side of the rudderC.Turning response by use of the rudder only is greater than on a single-screw vesselD.With the rudder amidships，the ship will steer a fairly steady course
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A vessel is equipped with twin propellers，both turning outboard with the engines half ahead.If there is no wind or current and the rudders are amidships，what will happen?A.The bow will swing to starboardB.The bow will swing to portC.The vessel will steer a zigzag courseD.The vessel will steer a fairly straight course
考题
When turning a ship in restricted space with a strong wind，it is normally best to ______．A.Go ahead on both engines with the rudder hard to one side，if on a twin-screw vesselB.Back down with the rudder hard to one side，if on a single-screw vesselC.Take advantage of the tendency to back to port，if on a twin-screw vesselD.Turn so that the tendency to back into the wind can be used，if on a single-screw vessel
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When one upbound vessel is overtaking another vessel and both are pushing a tow ahead，what reaction may you expect ________．A.Both towheads will tend to drift apart，and the overtaking vessel will be slowed downB.Both towheads will tend to drift together，and the overtaking vessel will be slowed downC.Both towheads will tend to drift apart，and the overtaken vessel will be slowed downD.Both towheads will tend to drift together，and the overtaken vessel will be slowed down
考题
A twin screw vessel, making headway with both engines turning ahead, will turn more readily to starboard if you ______.A.reverse port engine, apply right rudderB.reverse port engine, rudder amidshipsC.reverse starboard engine, apply right rudderD.reverse starboard engine, rudder amidships
考题
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In a crossing situation on international waters, a short blast by the give-way vessel indicates that the vessel ______.A.is holding course and speedB.is turning to starboardC.intends to pass port to portD.will keep out of the way of the stand-on vessel
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In a twin screw ship going half-ahead,both screws turning outboard and the rudder amidships no current or wind, the vessel will ______.A.Move bodily to portB.Move bodily to starboardC.Move in a zig-zag motionD.Steer a fairly straight course
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翻译：shore tallyman to be employed by the vessel at the expenses to the vessel ,both at loading and discharging port
考题
单选题The name and hailing port of a documented commercial vessel is（）.A
not required to be marked anywhere on the vesselB
required to be marked on both bows and on the keelC
required to be marked on the stern with the name of the vessel marked on both bowsD
required to be marked on the keel，stern，and both bows
考题
单选题A twin-screw vessel is easier to maneuver than a single-screw vessel because the twin-screw vessel（）.A
permits the rudder to move fasterB
generates more powerC
can turn without using her rudderD
can suck the water away from the rudder
考题
单选题A vessel fitted with twin screws is easier in（）than a vessel with single screw.A
turning maneuverB
course settingC
position fixingD
regulating speed
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单选题In a twin screw ship going half-ahead，both screws turning outboard and the rudder amidships，no current or wind，the vessel will（）.A
Move bodily to portB
Move bodily to starboardC
Move in a zig-zag motionD
Steer a fairly straight course
考题
单选题When backing down with sternway，the pivot point of a vessel is（）.A
about one-quarter of the vessel's length from the sternB
at the bowC
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aft of the propellers
考题
单选题On a vessel，if someone fell overboard and you did not know over which side the person fell，you should（）.A
immediately reverse the enginesB
stop the propellers from turning and throw a ring buoy over the sideC
increase speed to full to get the vessel away from the personD
first put the rudder hard over in either direction
考题
单选题A vessel is equipped with a single right-handed screw. With rudder amidships and calm wind，the vessel will most likely back（）.A
straight asternB
to portC
to starboardD
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考题
单选题A twin screw vessel，making headway with both engines turning ahead，will turn more readily to starboard if you（）.A
reverse port engine，apply right rudderB
reverse port engine，rudder amidshipsC
reverse starboard engine，apply right rudderD
reverse starboard engine，rudder amidships
考题
单选题（）refers to the depth of a vessel below the waterline，measured vertically to the lowest part of the hull，propellers or other reference points.A
Free boardB
Stability heightC
Metacentric heightD
Draft
考题
单选题Which of the following statements is TRUE regarding automatic identification systems (AIS)? （）A
AIS is a global tracking system that relies upon INMARSAT C service to communicate vessel position and other safety related information to similarly equipped vessels，aircraft and shore stations within the areaB
AIS is a short-range 3 cm X-band radar system that automatically sends a vessel's position and other safety related information to similarly equipped vessels，aircraft and shore stations within the areaC
AIS is a short-range VHF-FM system that automatically broadcasts a vessel's position and other safety related information frequently to similarly equipped vessels，aircraft and shore stations within the areaD
AIS is a one-way centrally managed system that requires the local VTS to send commands to instruct each vessel to broadcast position and other safety related information to similarly equipped vessels，aircraft and shore stations within the area
考题
单选题When turning a ship in restricted space with a strong wind，it is normally best to（）.A
Go ahead on both engines with the rudder hard to one side，if on a twin-screw vesselB
Back down with the rudder hard to one side，if on a single-screw vesselC
Take advantage of the tendency to back to port，if on a twin-screw vesselD
Turn so that the tendency to back into the wind can be used，if on a single-screw vessel
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单选题A twin-screw vessel can clear the inboard propeller and maneuver off a pier best by holding a(n)（）.A
forward spring line and going slow ahead on the inboard engineB
after spring line and going slow astern on the outboard engineC
forward spring line and going slow ahead on both enginesD
forward spring line and going slow ahead on the outboard engine
考题
单选题A life float on a fishing vessel must be equipped with （）.A
a painterB
red smoke flaresC
a jackknifeD
a signal mirror
考题
单选题In a crossing situation on international waters, a short blast by the give-way vessel indicates that the vessel（）.A
is holding course and speedB
is turning to starboardC
intends to pass port to portD
will keep out of the way of the stand-on vessel
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