The nozzle of a gasoline hose or can should be kept ______．A.In contact with the fill opening to guard against static sparkB.From making contact with the fill opening to guard against static sparkC.In contact with the fill opening to allow proper ventingD.None of the above
The nozzle of a gasoline hose or can should be kept ______．
A.In contact with the fill opening to guard against static spark
B.From making contact with the fill opening to guard against static spark
C.In contact with the fill opening to allow proper venting
D.None of the above
相关考题：
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
Where should the GMDSS radio log be kept on board ship?______A.In the Captain’s officeB.In the sea cabinC.At the GMDSS operating positionD.Anywhere on board the vessel
The tops of vents from gasoline tanks should terminate ______．A.in open airB.inside cabinsC.in machinery spaceD.underwater
Gasoline fuel tank vents should terminate ______．A.In the engine compartmentB.In the fuel tank spaceC.Above or outside the hullD.At the most convenient location
A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the ______．A.Fire hose might be damaged by cargo operationsB.Vessel is in portC.Fire-main system is not chargedD.Fire pumps are used for purposes other than supplying water to the fire main
Which of the following statements is FALSE concerning the proper procedure in handling a fire hose ________．A.A 1.5 inch hose should be deployed with a minimum of a nozzleman and hosemanB.Back-up hosemen should be positioned wherever the hose makes a significant turnC.The fire hose should be partially charged before deploying it from the fire stationD.The nozzleman should always hold the nozzle with one hand on top，to prevent kickback
If you came into contact with nitrobenzene while disconnecting the cargo hose, you should be aware that it is ______.A.highly toxic when absorbed through the skinB.a blood poisonC.a nerve poisonD.All of the above
Which of the following statements about teachers' instructions is NOT true?A．Instructions should be simple and clear.B．Instructions can be long and complicated for students to follow.C．Teachers can use body language to assist students to understand.D．Instructions should be kept to a minimum during activities.
单选题The shut off valve at the gasoline tank which can be operated from outside the tank space （）.Acontrols the amount of gasoline to the engineBshuts off the gasoline supply at the tankCis used if the gasoline tank leaksDAll of the above
单选题Heat damage to fuel injection nozzles on small high-speed diesel engines, can be prevented by（）Aemploying fuel oil as a cooling mediumBpreventing hard carbon deposit on nozzle tipsCavoiding fuel oil temperature exceeding builder’s specificationDensuring good metallic contact between nozzles and cylinder heads
单选题When installing a hydraulic hose, which of the following precautions should be taken?（）AThe hose should not be twistedBThe hose should be protected with a sleeve if it is subjected to rubbingCThere should be some slack in the hoseDAll of the above
单选题If the needle valve in a fuel injection nozzle sticks open （）.Ano fuel will be delivered through the nozzleBthe nozzle will overheat and crackCtime of injection will changeDfuel will leak into the drain line
单选题Which method listed below is acceptable by classification society to perform hose testing to weather tight hatch covers and closing appliances（）AThis is to be carried out at a maximum distance of 1,5m with a hose pressure not less than 2,0 kgf/cm2. The nozzle diameter is not to be less than 12mm.BThis is to be carried out at a maximum distance of 1,5m with a hose pressure not less than 3,5 kgf/cm2. The nozzle diameter is not to be less than 5mm.CThis is to be carried out at a maximum distance of 1,5m with a hose pressure not less than 4,0 kgf/cm2. The nozzle diameter is not to be less than 8mm.DThis is to be carried out at a maximum distance of 2,0m with a hose pressure not less than 2,0 kgf/cm2. The nozzle diameter is not to be less than 12mm.
单选题The tops of vents from gasoline tanks should terminate（）.Ain open airBinside cabinsCin machinery spaceDunderwater
单选题When loading bulk liquid cargo，what is the FIRST action you should take if a cargo valve jammed open?（）ATrip the pump relief valveBOrder the dock man to shut downCCall the owner，operator，or terminal supervisorDRun out the vessel's or terminal's fire hose
单选题When loading bulk liquid cargo，what is the first action you should take if a cargo valve jammed open?（）ACall the owner，operator，or terminal supervisorBUnplug the deck scuppersCOrder the dock man to shut downDRun out the vessel's or terminal's fire hose
单选题The all-purpose nozzle will produce a fog spray when you（）.Apull the nozzle handle all the way back toward the operatorBpull the nozzle handle back to a position where the handle is perpendicular to the plane of the nozzleCpush the nozzle handle forward as far as it will goDinsert a fog applicator between the fire hose and nozzle
单选题If you came into contact with nitrobenzene while disconnecting the cargo hose，you should be aware that it is（）.Ahighly toxic when absorbed through the skinBa blood poisonCa nerve poisonDAll of the above
单选题The danger of a charged hose left unattended on deck with the nozzle open is（）.Athe hose could burstBthe nozzle end will whip about causing damage or injuryCwater damage to vessel's cargo or structureDpersonnel might trip over the hose
单选题A fire hose has a（）.Amale coupling at both endsBfemale coupling at both endsCfemale coupling at the nozzle end and a male coupling at the hydrant endDmale coupling at the nozzle end and a female coupling at the hydrant end
单选题Where should the tops of vents from gasoline tanks terminate?（）.AIn open airBInside cabins near the overheadCIn the machinery space near the engine air intakeDUnderwater
单选题A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the（）.Afire hose might be damaged by cargo operationsBvessel is in portCfire-main system is not chargedDfire pumps are used for purposes other than supplying water to the fire main
单选题When fueling has been completed（）.Athe fuel tank fill pipe should be left open to allow vapors to vent from the tankBthe engine should be started immediately to prevent vapor lock in the fuel lineCall hatches should be opened and all compartments should be ventilatedDopen the fuel line and drain a small amount of gasoline into the bilge to clear the line of sediment
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The nozzle of a gasoline hose or can should be kept（）.Ain contact with the fill opening to guard against static sparkBfrom making contact with the fill opening to guard against static sparkCin contact with the fill opening to allow proper ventingDNone of the above
单选题Which of the following statements about teachers' instructions is NOT true?AInstructions should be simple and clear.BInstructions can be long and complicated for students to follow.CTeachers can use body language to assist students to understand.DInstructions should be kept to a minimum during activities.