单选题To determine if a C02 fire extinguisher is fully charged, you would（）.Aoperate the trigger valveBweigh the extinguisherCtest with a pressure gaugeDread the date of last test
单选题
To determine if a C02 fire extinguisher is fully charged, you would（）.
A
operate the trigger valve
B
weigh the extinguisher
C
test with a pressure gauge
D
read the date of last test
参考解析
解析：
暂无解析
相关考题：
What type of extinguisher should be used for an electric fire? ________A.CO2B.FormC.WaterD.Water and Form
Inspection of a Halon extinguisher involves checking the hose，handle，nozzle，and ______.A.sight glassB.weighing the extinguisherC.service technicians reportD.last date it was charged
A carbon dioxide fire extinguisher should be recharged ______.A.at least annuallyB.whenever it is below its required weightC.only if the extinguisher has been usedD.before every safety inspection
Fire in the cabins. Close all fire doors and use the （）powder extinguisher.A、dryB、wetC、foamD、portable
单选题A foam-type portable fire extinguisher is most useful in fighting a fire in（）.AgeneratorsBoil drumsCthe bridge controlsDcombustible metals
单选题To determine if a CO2 fire extinguisher is fully charged，you would（）.AOperate the trigger valveBWeigh the extinguisherCTest with a pressure gaugeDRead the date of last test
单选题If a CO2 fire extinguisher is not readily available, which of the listed fire extinguishers would be best suited to combat a small electrical fire in a switchboard?（）ADry chemicalBHalonCLow velocity fogDSteam
单选题A portable foam (stored-pressure type) fire extinguisher would be most useful in combating a fire in（）.AgeneratorsBoil drumsCthe bridge controlsDcombustible metals
单选题Which portable fire extinguisher should be used on a class C fire on board a vessel?（）ACarbon dioxideBWater (stored pressure)CFoamDCarbon tetrachloride
单选题On a class B fire，which portable fire extinguisher would be the LEAST desirable?（）ACarbon dioxideBWater (stored pressure)CDry chemicalDFoam
单选题A foam-type portable fire extinguisher would be most useful in combating a fire in（）.Asoild materials such as wood or bales of fiberBflammable liquidsCa piece of electrical equipmentDcombustible metallic solids
单选题Your vessel is equipped with a fixed C02 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 C02 system and evacuate the engine roomBUse the fire main system and evacuate the engine roomCEvacuate the engine room and use the C02 systemDEvacuate the engine room and use the fire main system
单选题After using a C02 portable extinguisher，it should be（）.Aput back in service if some C02 remainsBhydrostatically testedCretaggedDrecharged
单选题关闭所有防火门并使用干粉灭火器。（）AClose all fire doors and use the dry powder extinguisher.BClose all fire doors and use the foam extinguisher.CClose all fire doors and use the CO2 extinguisher.DClose all fire rooms and use the dry powder extinguisher.
单选题Inspection of a Halon extinguisher involves checking the hose，handle，nozzle，and（）.Asight glassBweighing the extinguisherCservice technicians reportDlast date it was charged
单选题A carbon dioxide fire extinguisher should be recharged（）.Aat least annuallyBwhenever it is below its required weightConly if the extinguisher has been usedDbefore every safety inspection
单选题An ABC dry chemical fire extinguisher would be LEAST effective against a fire in（）.Aa mattressBspilled liquids such as oil or paintChigh voltage electrical gearDa trash can
单选题A carbon dioxide fire extinguisher has been partially discharged, and should be immediately （）.Atagged and restowed properly in its rackBweighed and the charge loss recordedCgiven to the chief engineer for rechargingDtagged empty and stowed separately from charged extinguishers
单选题Which is the proper method of determining whether a portable CO2 fire extinguisher needs recharging?（）ACheck the tag to see when the extinguisher was last chargedBRelease a small amount of CO2; if the CO2 discharges，the extinguisher is acceptableCWeigh the extinguisher and compare the weight against that stamped on the valveDRecharge the extinguisher at least once each year
单选题How do you operate a portable C02 fire extinguisher?（）.APoint the horn downBTurn cylinder upside-downCBreak the rupture discDPull pin, squeeze grip
单选题You can determine that a C02 fire extinguisher is fully charged by（）.Alooking at the gageBchecking the nameplate dataCweighing by handDweighing on a properly calibrated scale
单选题When fighting a fire with a portable dry chemical fire extinguisher，the stream should be directed（）.Aover the top of the flamesBoff a bulkhead into the fireCin front of the fireDat the base of the fire
单选题What is the best title for this passage?AThe Dangers of a Fire.BThe Cause of a Fire.CLearn to Use a Fire Extinguisher.DBe Ready for a Fire.