The thermal efficiency of a semi-diesel cycle having fixed compression ratio and fixed quantity of heat, with increase in pressure ratio will_______________?

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The calorific value of gaseous fuels is expressed in terms of__________________?

A. kcal B. kcal/kg C. kcal/m2 D. kcal/m² E. all of the above...

In a typical medium speed, 4-stroke cycle diesel engine ___________________?

A. fuelinjection starts at 10° before to dead center and ends at 20° after tor dead center B. fuel injection starts at top dead center and ends at 20° after top dead center C. fuel injection starts at just before top dead center and ends just after top deac center D. may start and end … In a typical medium speed, 4-stroke cycle diesel engine ___________________?Read More...

A 75 cc engine has following parameter as 75 cc ___________________?

A. fuel tank capacity B. lub oil capacity C. swept volume D. cylinder volume E. clearance volume...

Cetane___________________?

A. has zero cetane number B. has 100 cetane number C. helps detonation D. is a straight chain paraffin E. determines the efficiency of an I.C. engine...

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...