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Engineering
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ME Set-1
IC Engines and Nuclear Power Plants
3

IC Engines and Nuclear Power Plants MCQ with Answers

3) In a four stroke cycle, the minimum temperature inside the engine cylinder occurs at the

beginning of suction stroke

end of suction stroke

beginning of exhaust stroke

end of exhaust stroke

Answer is:

beginning of suction stroke

IC Engines and Nuclear Power Plants MCQ with Answers

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Related IC Engines and Nuclear Power Plants MCQ with Answers

4) In hit and miss governing, the fuel supply is cut-off completely during one or more number of cycles.

Yes

No

Unknown

None

Answer is:

Yes

5) The thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be

25%

50%

70%

100%

Answer is:

50%

The thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be

6) The ratio of the volume of charge admitted at N.T.P. to the swept volume of the piston is called

mechanical efficiency

overall efficiency

volumetric efficiency

relative efficiency

Answer is:

volumetric efficiency

7) The exhaust valve in a four stroke cycle petrol engine

opens at 50 Degree before bottom dead centre and closes at 15 Degree after top dead centre

opens at bottom dead centre and closes at top dead centre

opens at 50 Degree after bottom dead centre and closes at 15 Degree before top dead centre

may open and close anywhere

Answer is:

opens at 50 Degree before bottom dead centre and closes at 15 Degree after top dead centre

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