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

IC Engines MCQ with Answers

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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

46) Diesel fuel, compared to petrol is

less difficult to ignite

just about the same difficult to ignite

more difficult to ignite

highly ignitable

Answer is:

more difficult to ignite

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

effective compression ratio

IC Engines MCQ with Answers

Related IC Engines MCQ with Answers

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

air alone

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

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

46) Diesel fuel, compared to petrol is

more difficult to ignite

IC Engines MCQ with Answers