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Nuclear Power Engineering

Nuclear Power Engineering
A moderator __________ the neutrons.

Slows down
Reflects
Absorbs
Accelerates

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Nuclear Power Engineering
Heavy water is used as a moderator in a

Boiling water reactor (BWR)
Pressurised water reactor (PWR)
Candu reactor
Molten sodium cooled reactor

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Nuclear Power Engineering
Thermal shield is used in high powered nuclear reactors to

Absorb the fast neutrons
Slow down the secondary neutrons
Protect the walls of the reactor from radiation damage
Protect the fuel element from coming in contact with the coolant

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Nuclear Power Engineering
Which is used as a coolant in nuclear reactor due to its high capture cross-section?

N₂
H₂
CO₂
He

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Nuclear Power Engineering
Net efficiency of ordinary light water cooled nuclear reactor is about __________ percent.

32
52
72
88

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Nuclear Power Engineering
Which of the following accounts for the maximum energy release in the nuclear fission process?

Radioactive decay of fission products
Instantaneous release of γ-rays
Kinetic energy of fission products
Kinetic energy of neutrons

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