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（）.Astop your enginesBsound the danger signal at two-minute intervalsChold course and speed until the other vessel is sightedDtake avoiding action as soon as possible
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 engines
B
sound the danger signal at two-minute intervals
C
hold course and speed until the other vessel is sighted
D
take avoiding action as soon as possible
参考解析
解析：
暂无解析
相关考题：
When observe , you use a part of your body as the tool. () A. temperatureB. pulseC. blood pressureD. respiration
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
By radar alone, you detect a vessel ahead on a collision course, about 3 miles distant. Your radar plot shows this to be a meeting situation. You should ______.A.turn to portB.turn to starboardC.maintain course and speed and sound the danger signalD.maintain course and speed and sound no signal
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
单选题To determine if risk of collision exists，a vessel which is fitted with radar must use（）.Aradar scanningBradar plottingCcompass bearingsDAll of the above
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（）.Astop your enginesBsound two prolonged blasts of the whistleCsound the danger signalDslow to bare steerageway
单选题You hear the fog signal of another vessel forward of your beam.Risk of collision may exist.You MUST（）.AReduce speed to bare steeragewayBStop your enginesCBegin a radar plotDAll of the above
单选题If your vessel is underway in fog and you hear one prolonged and three short blasts，this indicates a（）.Avessel not under commandBsailing vesselCvessel in distressDvessel being towed
单选题You are underway in thick fog. You have not determined if risk of collision exists. Which statement is TRUE?（）.AYour speed must be reduced to bare steeragewayBA look-out is not required if the radar is onCFog signals are only required when a vessel is detected by radarDThe radar should always be kept on a short-range scale
单选题While underway at night you observe a vessel’s range lights in line off your starboard beam． You should（）.Acome rightBsound the danger signalCcontinue on your courseDcome left
单选题Your radar displays your ship off center．As you proceed on your course， your ship’s marker moves on the PPI scope while echoes from land masses remain stationary.What is this display called（）.AOff centerBTrue motionCStabilizedDHead up
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（）.Astop your enginesBsound two prolonged blasts of the whistleCsound the danger signalDslow to bare steerageway
单选题What is TRUE when operating in fog and other vessels are detected by radar?（）Ayou should make an ample change to port for a vessel crossing on the starboard bowBYou should maneuver in ample time if a close-quarters situation is developingCYou should determine the course and speed of all radar contacts at six minutes intervalsDLong-range scanning will provide early warning of all other vessels within the radar’s range
单选题You are underway in thick fog.You have not determined if risk of collision exists.Which statement is true?（）AYour speed must be reduced to bare steerage waysBA look-out is not required if the radar is onCThe radar should always be kept on a short-range scaleDFog signals are only required when a vessel is detected by radar
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（）.Aalter course to starboard to pass around the other vesselBreduce your speed to bare steeragewayCslow your engines and let the other vessel pass ahead of youDalter course to port to pass the other vessel on its portside
单选题Uncharted lights, fog signals and radar beacon transmissions may be（）near the station.AencounteredBmetCcontactedDseen
单选题A vessel is “in sight” of another vessel when（）.Ashe can be observed by radarBshe can be observed visually from the other vesselCshe can be plotted on radar well enough to determine her headingDher fog signal can be heard
单选题When navigating in thick fog with the radar on，you should（）.Astation the look-out in the wheelhouse to keep a continuous watch on the radarBsecure the sounding of fog signals until a vessel closes within five milesCstation a look-out as low down and far forward as possibleDkeep the radar on the shortest available range for early detection of approaching vessels
单选题Which procedure(s) shall be used to determine risk of collision? （）AWatching the compass bearing of an approaching vesselBSystematic observation of objects detected by radarCLong-range radar scanningDAll of the above