Mechanical Engineering - IC Engines and Nuclear Power Plants

36. 

U233 is produced

A. artificially
B. as basic raw material
C. when thorium is irradiated by neutrons
D. by fission of U238

Answer: Option C

Explanation:

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37. 

The pressure at the end of compression, in diesel engines, is approximately

A. 10 bar
B. 20 bar
C. 25 bar
D. 35 bar

Answer: Option D

Explanation:

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38. 

The detonation is also called knocking or pinking.

A. Yes
B. No

Answer: Option A

Explanation:

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39. 

The pre-ignition occurs before the spark is produced whereas detonation develops after the introduction of spark.

A. Agree
B. Disagree

Answer: Option A

Explanation:

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40. 

The energy released during the fission of one atom of Uranium - 235 in million electron volts is about

A. 100
B. 200
C. 300
D. 400

Answer: Option B

Explanation:

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