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Power Plant Engineering

Power Plant Engineering
Plutonium (Pu239) is produced

As basic raw material
By fission of Th232
When U238 is irradiated by neutrons
Artificially

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Power Plant Engineering
The function of control rods in nuclear plants is to

Control absorption of neutron
Control radioactive pollution
Control fuel consumption
Control temperature

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Power Plant Engineering
The nuclear radiators produced in a reactor which must be shielded are

None of these
Neutron and gamma rays
Electrons
α, β and γ rays

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Power Plant Engineering
A boiling water reactor uses following as fuel

Thorium
Plutonium
U
Enriched uranium

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

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

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Power Plant Engineering
The material most commonly used for shielding is

Lead
Concrete
Carbon
All of these

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