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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
参考答案
更多 “ 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 ” 相关考题
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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
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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
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A．Instructions should be simple and clear.
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C．Teachers can use body language to assist students to understand.
D．Instructions should be kept to a minimum during activities.
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单选题Which method listed below is acceptable by classification society to perform hose testing to weather tight hatch covers and closing appliances（）A
This 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.B
This 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.C
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单选题The tops of vents from gasoline tanks should terminate（）.A
in open airB
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in machinery spaceD
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Trip the pump relief valveB
Order the dock man to shut downC
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单选题When loading bulk liquid cargo，what is the first action you should take if a cargo valve jammed open?（）A
Call the owner，operator，or terminal supervisorB
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单选题If you came into contact with nitrobenzene while disconnecting the cargo hose，you should be aware that it is（）.A
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the hose could burstB
the nozzle end will whip about causing damage or injuryC
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单选题A fire hose has a（）.A
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female coupling at both endsC
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单选题Where should the tops of vents from gasoline tanks terminate?（）.A
In open airB
Inside cabins near the overheadC
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Underwater
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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（）.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
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单选题When fueling has been completed（）.A
the fuel tank fill pipe should be left open to allow vapors to vent from the tankB
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单选题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
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单选题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
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单选题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.
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