In a four stroke cycle petrol engine, the inlet valve - IC Engines and Nuclear Power Plants Quiz

Mechanical Engineering : IC Engines and Nuclear Power Plants - Quiz(MCQ)

In a four stroke cycle petrol engine, the inlet valve

opens at top dead centre and closes at bottom dead centre

opens at 20Â° before top dead centre and closes at 40Â° after bottom dead centre

opens at 20Â° after top dead centre and closes at 20Â° before bottom dead centre id) may open or close anywhere

None of the above

Correct Answer : Option (B) : opens at 20Â° before top dead centre and closes at 40Â° after bottom dead centre

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Enriched uranium may contain fissionable contents from

1 to 99%

1 to 80%

10 to 50%

1 to 40%

Correct Answer : 1 to 99%

In a four stroke engine, the working cycle is completed in

one revolution of the crankshaft

two revolutions of the crankshaft

three revolutions of the crankshaft

four revolutions of the crankshaft

Correct Answer : two revolutions of the crankshaft

A nuclear power plant differs from a conventional steam power station only in the steam generating part.

Agree

Disagree

Can Not Say

None of the above

Correct Answer : Agree