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Nuclear Power Engineering

Nuclear Power Engineering
Thermal neutrons which are used to cause the fission of U-235 have energy __________ eV.

1-25
< 0.025
> 1
> 200

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Nuclear Power Engineering
Thermal nuclear reactors using enriched uranium as fuel contains a maximum of __________ percent fissile material i.e. U-235.

1
2
7
3

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Nuclear Power Engineering
Artificially produced radioactive isotopes are used for

Treatment of certain diseases
All of these
Power generation
Initiating nuclear fission and fusion

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Nuclear Power Engineering
The time taken for a radioactive element to reduce to 50% of its original weight is __________ years, if its half life period is 12 years.

6
36
24
18

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Nuclear Power Engineering
The decay product of tritium (a beta emitter) is

Lithium
Helium
Deuterium
Hydrogen

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Nuclear Power Engineering
The ratio of neutrons to protons of an element having a mass number and atomic number of 80 and 40 respectively is

0.5
2
4
1

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