31) Which of the following is not an interns combustion engine

2-stroke petrol engine

4-stroke petrol engine

diesel engine

steam turbine.

Answer is:

steam turbine.

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32) Pick up the false statement

Thermal efficiency of diesel engine i about 34%

Theoretically correct mixture of air am petrol is approximately 15 : 1

High speed compression engines operate on dual combustion cycle

S.I. engines are quality-governed engines.

Answer is:

S.I. engines are quality-governed engines.

33) If one cylinder of a diesel engine receives more fuel than the others, then for that cylinder the

exhaust will be smoky

piston rings would stick into piston grooves

exhaust temperature will be high

scavenging occurs.

Answer is:

scavenging occurs.

34) The output of a diesel engine can be increased without increasing the engine revolution or size in following way

feeding more fuel

increasing flywheel size

heating incoming air

supercharging

Answer is:

supercharging

35) It the temperature of intake air in IC engines is lowered, then its efficiency will

increase

decrease

remain same

increase upto certain limit and then decrease

Answer is:

increase

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31) Which of the following is not an interns combustion engine

steam turbine.

IC Engines MCQ with Answers

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32) Pick up the false statement

S.I. engines are quality-governed engines.

33) If one cylinder of a diesel engine receives more fuel than the others, then for that cylinder the

scavenging occurs.

34) The output of a diesel engine can be increased without increasing the engine revolution or size in following way

supercharging

35) It the temperature of intake air in IC engines is lowered, then its efficiency will

increase

IC Engines MCQ with Answers