Q. The reference fuels for knock rating of spark ignition engines would include __________

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Q. What is the purpose of testing an internal combustion engine?

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Q. Pre-ignition is caused by the spontaneous combustion of the mixture before the end of the compression stroke, and is due to __________

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Q. The thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be __________

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Q. The fuels in order of decreasing knock tendency for spark ignition engines are __________

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Q. Solid fuel fabricated into various small shapes, which are assembled to form fuel elements, is in the form of __________

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Q. A higher compression ratio causes __________

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Q. Which one of the following event would reduce volumetric efficiency of a vertical compression ignition engine?

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Q. A fuel of cetane number 40 has the same ignition quality as a mixture of __________

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Q. The control rods in the control system of nuclear reactors are used to __________

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Q. The pressure at the end of compression, in petrol engines, is approximately __________

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Q. If the speed of the engine is increased, the indicated power will __________

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Q. In order to eliminate knocking in compression ignition engines, there should be __________

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Q. Which of the following statement is correct?

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Q. The injector nozzle of a compression ignition engine is required to inject fuel at a sufficiently high pressure in order to __________

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Q. The two reference fuels used for cetane rating are __________

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Q. In petrol engines, the delay period is of the order of __________

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Q. How much voltage required to produce a spark across the gap, between the sparking points?

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Q. The scavenging efficiency of a tour stroke cycle diesel engine is __________

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Q. The specific fuel consumption per B.P. hour for a petrol engine is about __________

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