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Power Plant Engineering

Power Plant Engineering
In boiling water reactor, moderator is

Ferrite rod
Liquid sodium metal
Graphite rod
Coolant itself

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Power Plant Engineering
Each fission of U₂₃₅ produces on the average ____ fast neutrons as a product of reaction.

2460
246
24.6
2.46

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Power Plant Engineering
Half life of a radioactive isotope corresponds to the time required for half of the following to decay

Atom
Neutrons
Protons
Electrons

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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)
By increasing the contents of U₂₃₅
None of these

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Power Plant Engineering
Pick up the wrong statement fast breeder reactors

Are liquid metal cooled
Produce more fuel than they consume
Use water as coolant
Operate at extremely high power densities

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Power Plant Engineering
A moderator

Absorbs neutrons
None of these
Accelerates neutrons
Does not absorb neutrons

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