Pre-ignition is caused by the spontantaneous combustion of the mixture before the end of the compression stroke, and is due to

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

cylinder walls being too hot

overheated spark plug points

red hot carbon deposits on cylinder walls

Any one of the above

Correct Answer : Option (D) : Any one of the above

Recently Updated in IC Engines and Nuclear Power Plants Questions

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