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A vessel hearing a fog signal forward of her beam has not determined if risk of collision exists. She shall reduce speed to ______.
A.moderate speed
B.safe speed
C.half speed
D.bare steerageway
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更多 “ A vessel hearing a fog signal forward of her beam has not determined if risk of collision exists. She shall reduce speed to ______.A.moderate speedB.safe speedC.half speedD.bare steerageway ” 相关考题
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In a narrow channel or fairway when overtaking can take place only if the vessel to be over-taken has to take action to permit safe passing， the vessel intending to overtake shall indicate her intention by sounding appropriate signal． This means that ________ ．A.the vessel to be overtaken shall sound appropriate signal firstB.the overtaking vessel shall sound appropriate signal firstC.the overtaking vessel shall take action to permit safe passingD.the vessel to be overtaken shall take action to permit safe passing before hearing appropriate signal
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On the high seas，a fog signal consisting of one prolonged blast followed by four short blasts would indicate the presence of a ______.A.vessel being towedB.fishing vessel engaged in trawlingC.vessel at anchor warning you of her locationD.power-driven pilot vessel on station underway
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A vessel is "in sight" of another vessel when ______.A.she can be observed by radarB.she can be observed visually from the other vesselC.she can be plotted on radar well enough to determine her headingD.her fog signal can be heard
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A vessel not under command sounds the same fog signal as a vessel ______.A.engaged in towingB.constrained by her draftC.under sailD.All of the above
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If practical, when shall a manned vessel being towed sound her fog signal?______.A.Immediately before the towing vessel sounds hersB.Immediately after the towing vessel sounds hers.C.As close to the mid-cycle of the towing vessel’s signals as possibleD.At any time as long as the interval is correct
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In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should ______.A.stop your enginesB.sound the danger signal at two-minute intervalsC.hold course and speed until the other vessel is sightedD.take avoiding action as soon as possible
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In order for a stand-on vessel to take action in a situation, she must determine that the other vessel ______.A.is restricted in her ability to maneuverB.has sounded the danger signalC.is not taking appropriate actionD.has not changed course since risk of collision was determined
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单选题You are in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must（）.A
stop your enginesB
sound two prolonged blasts of the whistleC
sound the danger signalD
slow to bare steerageway
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单选题Risk of collision is considered to exist if（）.A
four vessels are nearbyB
a vessel has a steady bearing at a constant rangeC
there is any doubt that a risk of collision existsD
a special circumstance situation is apparent
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单选题You hear the fog signal of another vessel forward of your beam.Risk of collision may exist.You MUST（）.A
Reduce speed to bare steeragewayB
Stop your enginesC
Begin a radar plotD
All of the above
考题
单选题A vessel not under command sounds the same fog signal as a vessel（）.A
towingB
constrained by her draftC
under sailD
All of the above
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单选题You are underway in thick fog. You have not determined if risk of collision exists. Which statement is TRUE?（）.A
Your speed must be reduced to bare steeragewayB
A look-out is not required if the radar is onC
Fog signals are only required when a vessel is detected by radarD
The radar should always be kept on a short-range scale
考题
单选题Which vessel is the stand-on vessel when two vessels crossing in fog are NOT in sight of one another（）.A
The vessel which has the other on her own starboard sideB
The vessel which has the other on her own port sideC
The one which hears the other's fog signal firstD
Neither vessel is the stand-on vessel
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单选题You are in charge of a stand-on vessel in a crossing situation.The other vessel is 1.5 miles to port.You believe that risk of collision exists.You should（）.A
take avoiding action immediately upon determining that risk of collision existsB
immediately sound the danger signalC
take avoiding action only after providing the give-way vessel time to take action ,and determining that her action is not appropriateD
hold course and speed until the point of extremis, and then sound the danger signal, taking whatever action will best avert collision
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单选题You are underway in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must（）.A
stop your enginesB
sound two prolonged blasts of the whistleC
sound the danger signalD
slow to bare steerageway
考题
单选题A vessel is in sight of another vessel when she（）.A
can be observed by radarB
has determined that risk of collision existsC
is sounding a fog signal which can be heard on the other vesselD
can be observed visually from the other vessel
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单选题A vessel hearing a fog signal forward of her beam has not determined if risk of collision exists. She shall reduce speed to（）.A
moderate speedB
safe speedC
half speedD
bare steerageway
考题
单选题Where does the look-out man stand?（）.A
In positions in which the noises in the ship are least likely to interfere with the hearing of a fog signal and the man can see clearlyB
In positions in which the noises in the ship are much likely to interfere with the hearing of a fog signalC
In positions in which the hearing of a signal is reduced to a minimumD
In a position in which the man can see clearly
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单选题In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should（）.A
stop your enginesB
sound the danger signal at two-minute intervalsC
hold course and speed until the other vessel is sightedD
take avoiding action as soon as possible
考题
单选题You are underway in thick fog.You have not determined if risk of collision exists.Which statement is true?（）A
Your speed must be reduced to bare steerage waysB
A look-out is not required if the radar is onC
The radar should always be kept on a short-range scaleD
Fog signals are only required when a vessel is detected by radar
考题
单选题You are underway in reduced visibility.You hear the fog signal of another vessel about 20° on your starboard bow.Risk of collision may exist.You should（）.A
alter course to starboard to pass around the other vesselB
reduce your speed to bare steeragewayC
slow your engines and let the other vessel pass ahead of youD
alter course to port to pass the other vessel on its portside
考题
单选题A continuous sounding of a fog-signal apparatus indicates（）.A
the vessel is in distressB
the vessel has completed loading dangerous cargoC
it is safe to passD
the vessel is anchored
考题
单选题A fog signal consisting of one prolonged blast followed by four short blasts would indicate thepresence of a（）.A
vessel being towedB
fishing vessel engaged in trawlingC
vessel at anchor warning of her locationD
power-driven pilot vessel on station underway
考题
单选题A vessel is “in sight” of another vessel when（）.A
she can be observed by radarB
she can be observed visually from the other vesselC
she can be plotted on radar well enough to determine her headingD
her fog signal can be heard
考题
单选题Which statement concerning maneuvering in restricted visibility is FALSE?（）.A
A vessel which cannot avoid a close-quarters situation with a vessel forward of her beam shall reduce her speed to bare steeragewayB
A vessel which hears a fog signal forward of her beam shall stop her enginesC
A vessel which hears a fog signal forward of the beam shall navigate with cautionD
If a vessel determines by radar that a close-quarters situation is developing，she shall take avoiding action in ample time
考题
单选题A vessel engaged in fishing underway sounds the same fog signal as a（）.A
power-driven vessel stopped and making no way through the waterB
vessel being towedC
vessel restricted in her ability to maneuver at anchorD
sailing vessel at anchor
考题
单选题In order for a stand-on vessel to take action in a situation，she must determine that the other vessel（）.A
Is restricted in her ability to maneuverB
Has sounded the danger signalC
Is not taking appropriate actionD
Has not changed course since risk of collision was determined
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