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
Which portable fire extinguisher should be used on a class C fire on board a vessel?（）
A
Carbon dioxide
B
Water (stored pressure)
C
Foam
D
Carbon tetrachloride
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
______, as the chemical extinguisher agent, should be used for an electric fire.A.dry chemical or foamB.foam or soda acidC.carbon dioxide or foamD.carbon dioxide or dry chemical
A foam-type portable fire extinguisher is most useful in fighting a fire in ______.A.generatorsB.oil drumsC.the bridge controlsD.combustible metals
A portable foam (stored-pressure type) fire extinguisher would be most useful in combating a fire in ______.A.generatorsB.oil drumsC.the bridge controlsD.combustible metals
All portable fire extinguishers must be capable of being ______.A.carried by hand to a fireB.carried or rolled to a fireC.recharged in the fieldD.used on class “B” fire
Each hand portable fire extinguisher on M/V Utopia must be marked with______．A.the date that it was installed on the unitB.the names of the individuals qualified to use itC.the name of the unit on which it is locatedD.an identification number different from other extinguishers on the unit
Fire in the cabins. Close all fire doors and use the （）powder extinguisher.A、dryB、wetC、foamD、portable
An administrator sees that smoke is coming from the UPS. Which of the following should they doFIRST？（）A、Use a Class A fire extinguisher.B、Evacuate personnel.C、Install additional fans in the UPSD、Backup the servers.
单选题Fire prevention during welding or burning aboard any vessel should include （）.Aposting a fire watch in the immediate areaBproviding an extinguisher which is ready for immediate useCrequiring the fire watch to remain on post for 30 minutes after the completion of welding or burningDAll of the above
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（）as the chemical extinguisher agent, should be used for a an electric fire.ADry chemical or foamBFoam or soda acidCcarbon dioxide or foamDcarbon dioxide or dry chemical
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The type of extinguisher which should be used for an electricity fire is（）.Afoam or soda acidBdry chemical or foamCcarbon dioxide or dry chemicalDcarbon dioxide or foam
单选题An administrator sees that smoke is coming from the UPS. Which of the following should they doFIRST？（）AUse a Class A fire extinguisher.BEvacuate personnel.CInstall additional fans in the UPSDBackup the servers.
单选题Which types of portable extinguisher should you watch for the reflash of the fire?（）Afoam and waterBCO2 and dry chemicalCdry chemical and waterDfoam and CO2
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Which action is routinely performed at the annual servicing and inspection of a dry-chemical cartridge-operated portable fire extinguisher?（）AInsure the chemical is powderyBReplace the cartridgeCPressure test the discharge hoseDTest the pressure gauge for proper operation
单选题Halon extinguishers used on a class C fire should be directed at the（）.Abase of the equipmentBtop of the equipmentCpower sourceDsource of the fire
单选题Halon from extinguishers used on a class B fire，should be directed（）.Aat the top of the flamesBat the base of the fire near the edgeCin short quick burstsDtoward the upwind side of the fire
单选题Each hand portable fire extinguisher on a ship must be marked with（）.Athe name of the unit on which it is locatedBthe date that it was installed on the unitCthe names of the individuals qualified to use itDan identification number different from other extinguishers on the unit
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Which portable fire extinguisher is normally recharged in a shore facility?（）ADry chemical (cartridge-operated)BWater (cartridge-operated)CWater (pump tank)DCarbon dioxide
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Each hand portable fire extinguisher must be marked with（）.Athe name of the vessel on which it is locatedBthe date that it was installedCthe names of the individuals qualified to use itDan identification number