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Power Plant Engineering

Power Plant Engineering
The unit of radioactivity is

MV
Electron volt
Curie
Electron ampere

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Power Plant Engineering
A fast breeder reactor

Has powerful moderator
Has no moderator
Uses graphite rods as moderator
Uses ferrite material as moderator

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Power Plant Engineering
In nuclear fission each neutron that causes fission releases

At least one new neutron
No new neutron
One new neutron
More than one new neutron

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

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

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Power Plant Engineering
Gas cooled reactor uses following materials as moderator, and coolant

Graphite, CO2
Heavy water, CO2
Lead, H2
Graphite, air

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Power Plant Engineering
Moderator in nuclear plants is used to

Reduce temperature
Control the reaction
Cause collision with the fast moving neutrons to reduce their speed
Extract heat from nuclear reaction

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