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Power Plant Engineering

Power Plant Engineering
The main interest of shielding in nuclear reactor is protection against

Infrared rays
X-rays
Neutrons and gamma rays
Electrons

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Power Plant Engineering
The predominant isotope of the naturally occurring element is

U₂₃₅
Pu₂₃₉
Pu₂₃₃
U₂₃₈

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Power Plant Engineering
In order to have constant chain reaction to produce a constant rate of heat output, the value of ratio of the number of neutrons in one generation to the number of neutrons in the immediately preceding generation must be

Equal to zero
Greater than 1.0
Equal to 1.0
Less than 1.0

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Power Plant Engineering
Breeder reactors employ liquid metal coolant because it

Transfers heat from core at a fast rate
Produces maximum steam
Acts as good moderator
Breeds neutrons

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Power Plant Engineering
Which of the following is more appropriate for a moderator? One which

Accelerates neutrons
Absorbs neutrons
Does not absorb neutrons
Eats up neutrons

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

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

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