The rate of fuel injection in a diesel engine cylinder depends primarily on （）.

A、the size of the holes in the fuel nozzle

B、timing of the pump

C、supply pressure to the pump

D、shape of the combustion chamber

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更多“The rate of fuel injection in a diesel engine cylinder depends primarily on （）.”相关的问题

第1题

[单选题] The cetane rating of diesel fuel is an indication of the（）

A、ignition quality of the fuel B、calorific value of the fuel C、flash point of the fuel D、rate of fuel consumption

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第2题

[] The cetane rating of diesel fuel is an indication of the （）

A、A.ignition quality of the fuel B、B.calorific value of the fuel C、C.flash point of the fuel D、D.rate of fuel consumption

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第3题

[] The safe rate of bunkering heavy fuel oil is directly related to the （）.

A、A.type of fuel transfer pump aboard B、B.temperature of the fuel oil being received C、C.size of the fuel storage tanks ashore D、D.distance from the fuel oil storage tanks ashore

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第4题

[单选题] Which of the following statements is true concerning the cetane number rating of diesel fuel? （）

A、The cetane number is obtained by comparing the fuel with cetane a colorless liquid hydrocarbon B、The higher the cetane number, the shorter the ignition lag C、The highest cetane number of fuel is 100 D、All of the above

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第5题

[单选题] The amount of fuel delivered for each cycle must be in accordance with the engine load, and the same quantity of fuel must be delivered to each cylinder for each power stroke at that load.Which of the following statements describes this requirement?（）

A、Proper timing B、Accurate metering C、Suitable injection rate D、Suitable atomization rate

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第6题

[单选题] During fueling operations, which of the listed precautions should be taken when topping off fuel tanks?（）

A、Reduce the pumping rate by closing the deck filling valve B、Close all overflow valves C、Place 5 gallon containers under all flange connections in the fuel line D、Reduce the pumping rate and sound tanks frequently as the level rises

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第7题

[单选题] The rate of pressure rise during the period following fuel ignition in a diesel will result in （）

A、valve overlap B、volumetric efficiency C、turbulence of the air change D、fuel efficiency

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第8题

[单选题] The amount of fuel injected in a particular time, or degree, of crankshaft rotation is termed （）.

A、metering B、timing C、rate of injection D、rate of distribution

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第9题

[单选题] The rate of wear on a cylinder liner depends on the （）

A、quality of air filtration B、effectiveness of lubrication C、type of fuel used D、all of the above