The m.e.p. of a petrol engine first increases as the fuel air ratio is increased and then decreases on further increase in fuel air ratio. The M.E.P is maximum in the zone of________________?

Related Mcqs:

A heat engine utilises the_________________?

A. calorific value of oil B. low heat value of C. high heat value of oil D. mean heat value of oil E. all of the above...

If the compression ratio of an engine working on Otto cycle is increased from 5 to 7, the %age increase in efficiency will be________________?

A. 2% B. 4% C. 8% D. 14% E. 27%....

Supercharging is essential in_____________?

A. diesel engines B. gas turbines C. petrol engines D. aircraft engines E. marine engines...

The function of a fuel pump in a petrol pump is to______________________?

A. inject fuel in cylinder B. supply fuel when carburettor fails C. pump fuel so that it reaches carburettor (to improve thermal efficiency) D. does not exist...

Exhaust pipes of engines are covered with insulating marterial in order to_________________?

A. keep the exhaust pipes warm B. reduce formation of condenstae C. reduce heat transfer to the engine room D. increase engine efficiency E. conserve heat...