The thermal efficiecny of a diesel cycle having fixed compression ratio, with increase in cut-off ratio will___________________?

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If one cylinder of a diesel engine receives more fuel than the others, then for that cylinder the________________?

A. exhaust will be smoky B. piston rings would stick into piston grooves C. exhaust temperature will be high D. engine starts overheating E. scavenging occurs...

Flash point of fuel oil is __________________?

A. minimum temperature to which1 oil is heated in order to give off inflammable vapours in sufficient quantity to ignite momentarily when brought in contact with a flame B. temperature at which it solidifies or congeals C. temperature at which it catches fire without external aid D. indicated by 90% distillation temperature, i.e. when 90% … Flash point of fuel oil is __________________?Read More...

For maximum power generation, the air fuel ratio for a petrol engine for vehicles, is of the order of _________________?

A. 9 : 1 B. 12 : 1 C. 15 : 1 D. 18 : 1 E. 20: 1...

Which is false statement about advantages of V-type engine_________________?

A. compact design requiring lesser space B. improved distribution of air to cylinder C. casting less liable to distortion D. reduced torsional vibration because of shorter crankshaft E. less overhead clearance...

For low speed operation or for idling in petrol engines, the engine requirements are for_______________?

A. lean mixture B. theoretically correct mixture C. rich mixture D. any type of mixture E. lean/rich mixture depending upon capacity of engine...