When should the emergency position-indicating radio beacon be activated after abandoning an OSV ________．A.ImmediatelyB.After one hourC.Only when another vessel is in sightD.Only after sunset
When should the emergency position-indicating radio beacon be activated after abandoning an OSV ________．
A.Immediately
B.After one hour
C.Only when another vessel is in sight
D.Only after sunset
相关考题：
When can routine communications be resumed on a frequency or channel on which radio silence has been imposed ________．A.After determining that the frequency or channel appears to be no longer in useB.After determining that geographic distance from the distress situation will prohibit any other signal from interfering with emergency communicationsC.After the Rescue Coordination Center transmits a message on the frequency or channel being used for emergency communications stating that such traffic has concludedD.Routine communications can resume if，in the Master's opinion，communications on that frequency or channel will not interfere with emergency communications
In the first 24 hours after abandoning a vessel, water should be given only to personnel who are ______.A.sick or injuredB.wetC.AwakeD.thirsty
单选题When should the emergency position-indicating radio beacon be activated after abandoning an OSV?（）AImmediatelyBAfter one hourCOnly when another vessel is in sightDOnly after sunset
单选题After having activated the emergency position indicating radio beacon，you should（）.Aturn it off for 5 minutes every half-hourBturn it off and on at 5 minute intervalsCturn it off during daylight hoursDleave it on continuously
单选题If you wear extra clothing when entering the water after abandoning ship it will（）.Aweigh you downBpreserve body heatCreduce your body heatDmake it more difficult to breathe
单选题When can routine communications be resumed when radio silence has been imposed?（）AAfter determining that the frequency or channel appears to be no longer in useBAfter determining that geographic distance from the distress situation will prohibit any other signal from interfering with emergency communicationsCRoutine communications can resume after the Rescue Coordination Center transmits a message on the frequency or channel being used for emergency communications stating that such traffic has concludedDIf，in the Master's opinion，communications on that frequency will interfere with emergency communications
单选题Radio beacon can be activated（）in case of distress.Aonly automaticallyBonly manuallyCboth automatically and manuallyDonly by remote control
单选题When will the float-free emergency position indicating radio beacon be activated after abandoning ship?（）AImmediately after floating freeBAfter about one hour when the salt water activates the batteryCOnly when keyed by the radar of another vesselDOnly when daylight activates the photovoltaic cell
单选题The Master shall insure that the Emergency Position Indicating Radio beacon (EPIRB) is（）.Asecured inside the wheelhouseBtested annuallyCtested monthlyDsecured in the emergency locker
单选题When should you use distress flares and rockets?（）AOnly when there is a chance of their being seen by rescue vesselsBAt half-hour intervalsCAt one-hour intervalsDImmediately upon abandoning the vessel
单选题When should distress flares and rockets be used? （）AImmediately upon abandoning the vesselBOnly when there is a chance of their being seen by a rescue vesselCAt one hour intervalsDAt half hour intervals
单选题发生紧急情况时，船员应知道他们该干什么。（）ACrew members don’t know what they do during emergency.BCrew members should know what they do in an emergency.CCrew members know what they should do during ship abandoning.DCrew members know what they do during ship abandoning.
单选题How should signal flares be used after you have abandoned ship and are adrift in a liferaft?（）.AImmediately use all the signals at onceBUse all the signals during the first nightCEmploy a signal every hour after abandoning ship until they are goneDUse them only when you are aware of a ship or plane in the area
单选题After abandoning ship, you should deploy the sea anchor from a life raft to（）.Akeep the life raft from capsizingBnavigate against the currentCkeep personnel from getting seasickDstay in the general location
单选题The vessel’s Emergency Position Indicating Radio beacon (EPIRB) must be tested（）.AweeklyBmonthlyCevery 2 monthsDevery 3 months
单选题Immediately after abandoning a vessel, lookouts should be posted aboard liferafts to look for（）Asurvivors in the waterBfood and waterClandDbad weather
单选题After abandoning ship，you should deploy the sea anchor from a liferaft to（）.Akeep the liferaft from capsizingBnavigate against the currentCkeep personnel from getting seasickDstay in the general location
单选题When should the emergency position-indicating radiobeacon be activated after abandoning a ship?（）AImmediatelyBAfter one hourCOnly when another vessel is in sightDOnly after sunset
单选题After joining the ship, the crew members should be （）with their emergency duties.AknowBfamiliarizeCfamiliarDfamiliarity
单选题A preson who sees someone fall overboard should（）.Acall for help and keep the individual in sightBrun to the radio room to send an emergency messageCimmediately jump in the water to assist the individualDgo to the bridge for the
单选题The Emergency Position Indicating Radio beacon on a cargo vessel must be stowed（）.Ain an inside passagewayBin an approved bracketCso that it is accessible from the bridge of the vesselDso that it will float free if the vessel sinks
单选题After an explosion，repair of emergency machinery and services should be accomplished（）.Aafter control of fire，flooding，and structural repairsBimmediately，before the emergency is under controlCafter control of fire，but before control of floodingDafter stability is restored
单选题The emergency communication set’s transmitter should not be tested except when（）by a public radio inspector.AinspectingBinspectedCinspectsDhaving inspected
单选题When a survival craft drill is held，the person in charge must insure that（）.Aall survival craft are lowered to the water，launched，and operated for thirty minutesBall davits used for launching liferafts are operatedCeach emergency position indicating radio beacon is tested for thirty minutesDthe helicopter pad landing lights are operating in a quick-flashing mode
单选题When abandoning ship，after launching the motor lifeboat you should（）.Aplot a course for the nearest landBtake a vote on which direction you should goCstay in the immediate areaDgo in one direction until fuel runs out
单选题A vessel operating outside of coastal waters must carry an automatically activated Emergency Position Indicating Radio Beacon (EPIRB) if she（）.Adoes not have berthing facilitiesBhas berthing and galley facilitiesCis a workboat and her mother ship carries an EPIRBDNone of the above are correct
单选题When will the float-free emergency position indicating radiobeacon be activated after abandoning ship? （）AImmediately after floating freeBAfter about one hour when the salt water activates the batteryCOnly when keyed by the radar of another vesselDOnly when daylight activates the photovoltaic cell