IC Engines and Nuclear Power Plants MCQ with Answers

IC Engines and Nuclear Power Plants MCQ with Answers

141) Which of the following does not relate to a spark ignition engine ?

Answer is:

Fuel injector

Which of the following does not relate to a spark ignition engine ?

142) The increase in intake temperature of internal combustion engines will __________ efficiency.

Answer is:

decrease

143) The reflectivity depends upon

Answer is:

all of these

Explanation:

The reflectivity depends upon
* geometry of the reflector
* energy of neutrons
* properties of the reflector

144) The indicated power for multi-cylinder engine will be same as that of a single cylinder engine.

Answer is:

Wrong

145) In order to prevent knocking in spark ignition engines, the charge away from the spark plug should have

Answer is:

all of these

Explanation:

In order to prevent knocking in spark ignition engines, the charge away from the spark plug should have
* low density
* low temperature
* long ignition delay

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