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Nuclear Power Engineering

Nuclear Power Engineering
In the nuclear reaction, 93N239 → 93Pu239 + ?; the missing particle is a/an

Electron
Neutron
Proton
Position

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Nuclear Power Engineering
Biological shield is provided in a nuclear power reactor to protect the __________ from radiation damage.

Walls of the reactor
Fuel elements
Operating personnels
None of these

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Nuclear Power Engineering
The atomic mass of an element is fractional, because

Of uncertainty principle
It contains neutrons
It may have isobars
It may have isotopes

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Nuclear Power Engineering
Coolant present in the primary circuit of a pressurised water reactor is high pressure

Saturated water
Sub cooled water
Superheated steam
Saturated steam

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

> 1
> 200
< 0.025
1-25

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Nuclear Power Engineering
The velocity of thermal (slow) neutrons triggering nuclear fission reaction (having energy equal to 0.025 eV) is about __________ metres/second.

2200
1100
4400
3300

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