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ME Set-3
IC Engines
41

IC Engines MCQ with Answers

41) Most high speed compression engines operate on

Diesel cycle

Otto cycle

Dual combustion cycle

Special type of air cycle

Answer is:

Dual combustion cycle

IC Engines MCQ with Answers

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Related IC Engines MCQ with Answers

42) The accunmulation of carbon in a cylinder results in increase of

clearance volume

volumetric efficiency

ignition time

effective compression ratio

Answer is:

effective compression ratio

43) Which of the following medium is compressed in a Diesel engine cylinder

air alone

air and fuel

air and lub oil

fuel alone

Answer is:

air alone

44) The air-fuel ratio of the petrol engine is controlled by

fuel pump

governor

injector

carburettor

Answer is:

carburettor

45) In a typical medium speed, 4-stroke cycle diesel engine

fuelinjection starts at 10° before to dead center and ends at 20° after tor dead center

fuel injection starts at top dead center and ends at 20° after top dead center

fuel injection starts at just before top dead center and ends just after top deac center

may start and end anywhere

Answer is:

fuelinjection starts at 10° before to dead center and ends at 20° after tor dead center

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