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Power Plant Engineering

Power Plant Engineering
The main interest of shielding in nuclear reactor is protection against

Electrons
Infrared rays
Neutrons and gamma rays
X-rays

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Power Plant Engineering
Plutonium is produced

By neutron irradiation of Uz
Artificially
By neutron irradiation of thorium
As basic raw material

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Power Plant Engineering
In the breeder reactors the generation of new fissionable atom is

Depends on other considerations
At an equal rate of the consumption
At the lower rate than the consumption
At a higher rate than the consumption

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Power Plant Engineering
A fission chain reaction in uranium can be developed

None of these
By increasing the contents of U₂₃₅
Both (A) and (B)
By slowing down fast neutrons so that U₂₃₅ fission continues by slow neutron

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Power Plant Engineering
A moderator, apart from its high neutron slowing power, and low non-productive neutron, should be

All of the listed here
Good thermal conductor
Corrosion resistant
Stable under nuclear radiation

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Power Plant Engineering
Reflector in nuclear plants is used to

Shield the radioactivity completely
Conserve energy
Return the neutrons back into the core
Check pollution

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