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Power Plant Engineering

Power Plant Engineering
Reflector in nuclear power plants _________ neutron leakage.

Increases
Decreases
Have no effect on
None of these

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Power Plant Engineering
In boiling water reactor, moderator is

Graphite rod
Coolant itself
Ferrite rod
Liquid sodium metal

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Power Plant Engineering
Reflector in nuclear plants is used to

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

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Power Plant Engineering
In fast breeder reactors

Any type of moderator can be used
Moderator is dispensed with
Graphite is used as the moderator
Heavy water is used as the moderator

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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
Both (A) and (B)
None of these
By increasing the contents of U₂₃₅

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Power Plant Engineering
The following present serious difficulty in designing reactor shield

Beta particles
Alpha particles
Thermal neutrons
Fast neutrons and gamma rays

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