A crew member reports that the high-pressure alarm light of a low-pressure CO2 fixed fire extinguishing system is illuminated．The most probable cause of this condition would be that ______．A.an air leak has developed in the tankB.the tank cooling system has malfunctionedC.the pilot cylinder discharge valve is leakingD.an excessive amount of insulation has been installed on the tank and piping
A crew member reports that the high-pressure alarm light of a low-pressure CO2 fixed fire extinguishing system is illuminated．The most probable cause of this condition would be that ______．
A.an air leak has developed in the tank
B.the tank cooling system has malfunctioned
C.the pilot cylinder discharge valve is leaking
D.an excessive amount of insulation has been installed on the tank and piping
相关考题：
Operation of the valve control release on a fixed CO2 system must immediately ______.A.release CO2 to the protected spaceB.secure all mechanical ventilation in the protected spaceC.sound the rig’s general alarm signal for a fireD.sound an alarm in the ballast control room
A crew member is unconscious and the face is flushed. You should ______.A.lay the crew member down with the head and shoulders slightly raisedB.administer a liquid stimulantC.lay the crew member down with the head lower than the feetD.attempt to stand the crew member upright to restore consciousness
While on watch in the engine room, you hear a continuous sounding of the general alarm. Which of the following actions should you take?A.Make an entry in the official logbookB.Open the master control valves on the fixed CO2 systemC.Start the fire pump and check discharge pressureD.Secure auxiliary condenser overboard discharge
Fixed CO2 systems would not be used on crew’s quarters or ______.A.the paint lockerB.spaces open to the atmosphereC.cargo holdsD.the engine room
当中央控制室10个烟雾探测器中有两个烟雾探测器同时探测到烟雾中央控制室将有报警，报警描述为（）A、CCR STATE LIGHT ALERTB、CCR STATE LIGHT HAZARD和ALARM SIRENC、CCR STATE LIGHT ALERT和LCR STATE ALERTD、CCR STATE LIGHT HAZARD，ALARM SIREN，LCR STATE LIGHT HAZARD，LCR PRE-RELEASE BUZZER AND LIGHT和LCR RELEASE TO CO2 PANEL
当中央控制室10个烟雾探测器中任何一个烟雾探测器探测到烟雾，中央控制室将有报警，报警描述为（）A、CCR STATE LIGHT ALERTB、CCR STATE LIGHTH AZARD和ALARM SIRENC、CCR STATE LIGHT ALERT和LCR STATE ALERTD、CCR STATE LIGHTH AZARD，ALARM SIREN，LCR STATE LIGHT HAZARD，LCRPRE-RELEASE BUZZER AND LIGHT和LCR RELEASE TO CO2 PANEL
Deep-fat cooking equipment shall be fitted with the following:（）A、An automatic or manual fixed extinguishing system tested to an appropriate standardacceptable to the OrganizationB、Controls for manual operation of the fire-extinguishing system which are clearlylabeled for ready use by the crewC、Arrangements for automatically shutting off the electrical power upon activation of thefire-extinguishing systemD、an alarm for indicating operation of the fire-extinguishing system in the galley wherethe equipment is installed
单选题Before using a fixed CO2 system to fight an engine room fire，you must（）.Asecure the engine room ventilationBsecure the machinery in the engine roomCevacuate all engine room personnelDAll of the above
单选题The device used for low-pressure control and high-pressure cutout on a compressor is called a（）AcutoutBpressure controllerCcontroller switchDcutout switch
单选题If there were a fire in the bunker tanks, you would（）Aclose the ventBpump out the tankCactivate the fixed CO2 systemDcut off the heating coils
单选题A ROUND THROUGH THE VESSEL CARRIED OUT BY A CREW MEMBER OF THE WATCH AT CERTAIN INTERVALS SO THAT AN OUTBREAK OF FIRE MAY BE PROMPTLY DETECTED defines（）.AFire patrolBFire controlCSmoke detectionDFire drill
单选题A fixed CO2 system on a ship with a capacity of over 300 lbs (136 kilograms) CO2 which protects spaces other than tanks must have（）.Atwo or more releasing stationsBautomatic release in event of a fireCan audible alarm and time delayDan audible and visible alarm
单选题Operation of the valve control release on a fixed CO2 system must immediately（）.Arelease CO2 to the protected spaceBsecure all mechanical ventilation in the protected spaceCsound the rig's general alarm signal for a fireDsound an alarm in the ballast control room
单选题Fire protection regulations for towing vessels require that drills be conducted on board the vessel as if there were an actual emergency. Drills include all of the following，EXCEPT（）.Atesting all alarm and detection systemsBbreaking out and using the vessel's emergency equipmentCparticipation by selected crew membersDone person putting on protective clothing，if the vessel is so equipped
单选题When should a fire be ventilated?（）AWhen attacking the fire directlyBWhen using a steam smothering systemCWhen using the fixed CO2 systemDAll of the above
单选题Which of the following actions should be taken by the engine room watch when the general alarm is sounded continuously?（）AThe fire pump should be startedBThe boiler rims should be securedCThe fixed CO2 system should be initiated into actionDThe engine room ventilation should be secured
单选题In order to release CO2 to the machinery spaces from a fixed fire extinguishing system, you must（）.Aactuate an alarm and open the engine room control valveBactuate an alarm and open the engine room CO2 releasing valveCopen the engine room control valve and shut off engine room ventilation fansDopen the engine room control valve and then the CO2 releasing valve
单选题There is a fire in the crew’s quarters of your vessel. You should（）.Aventilate the quarters as much as possibleBprepare to abandon shipCclose all ventilation to the quarters if possibleDattempt to put the fire out yourself before sounding the alarm
单选题A crew list is a piece of paper which shows （）.Aall names of crew members on boardBall crew member's lists on boardCall paper of crew members on boardDall names of lists for the crew on board
单选题Fixed CO2 systems would not be used on crew’s quarters or（）.Athe paint lockerBspaces open to the atmosphereCcargo holdsDthe engine room
多选题Deep-fat cooking equipment shall be fitted with the following:（）AAn automatic or manual fixed extinguishing system tested to an appropriate standardacceptable to the OrganizationBControls for manual operation of the fire-extinguishing system which are clearlylabeled for ready use by the crewCArrangements for automatically shutting off the electrical power upon activation of thefire-extinguishing systemDan alarm for indicating operation of the fire-extinguishing system in the galley wherethe equipment is installed
单选题A crew member is unconscious and the face is flushed. You should（）.Alay the crew member down with the head and shoulders slightly raisedBadminister a liquid stimulantClay the crew member down with the head lower than the feetDattempt to stand the crew member upright to restore consciousness
单选题A crew member reports that the high-pressure alarm light of a low-pressure CO2 fixed fire extinguishing system is illuminated. The most probable cause of this condition would be that（）.Aan air leak has developed in the tankBthe tank cooling system has malfunctionedCthe pilot cylinder discharge valve is leakingDan excessive amount of insulation has been installed on the tank and piping
单选题Which of the actions listed should be taken by the engineer on watch when the general alarm is sounded continuously for 10 seconds?（）AEngine room ventilation should be startedBMain engines should be securedCThe fire pump should be startedDThe fixed CO2 system should be activated
单选题If a compressor runs continuously, the cause might be a（）Adefective thermal bulbBclogged scale trapCstuck high-pressure switchDstuck low-pressure switch
单选题If a small fire initially breaks out in the engine room bilges, in which of the following sequences should the fire extinguishing agents or systems be used?（）AFixed CO2,semi-portable CO2, then hand portable CO2BSemi-portable CO2, fixedCO2, then hand portable CO2CHand portable, semi-portable CO2, then as a last resort the fixed CO2 systemDHand portable, fixed CO2, then as a last resort the semi-portable CO2
单选题Your vessel is equipped with a fixed CO2 system and a fire main system. In the event of an electrical fire in the engine room what is the correct procedure for fighting the fire?（）AUse the CO2 system and evacuate the engine roomBUse the fire main system and evacuate the engine roomCEvacuate the engine room and use the CO2 systemDEvacuate the engine room and use the fire main system