EXAMIANS
In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency.
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In petrol engines, the delay period is of the order of
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The ratio of the brake power to the indicated power is called
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The specific fuel consumption per B.P. hour for a diesel engine is about
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If the speed of the engine is increased, the indicated power will
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Air fuel ratio for idling speed of a petrol engine is approximately
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If the compression ratio of an engine working on Otto cycle is increased from 5 to 7, the percentage increase in efficiency will be
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If the intake air temperature of I.C. engine increases, its efficiency will
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The advancing of spark timing in spark ignition engines will ___ knocking tendency.
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In the crankcase method of scavenging, the air pressure is produced by
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