A Diesel engine during suction stroke draws mcq



A Diesel engine during suction stroke draws ...........


A) Diesel only

B) Petrol onlyonly 

C) Air  only 

D) Diesel + air mixture 

Correct answer : option C ( solution discussed below)


The diesel engine draws  only air during suction stroke and after supply diesel in cylinder by using injector with the help of nozzle.

In diesel engine suction stroke time only air is draws during suction stroke and this air is compress in compression stroke with the help of cylinder-piston. And after compression process end diesel is supplied in cylinder and get diesel is burn with the help of high temperature compress air.

i.e. A diesel engine during suction stroke draws only air . 

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