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Nuclear Power Engineering

Nuclear Power Engineering
Which of the following is not a good moderating material?

All of these
18/8 stainless steel
Boron
Concrete

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Nuclear Power Engineering
Thorium⁻²32 (a fertile material) on absorption of a neutron gets converted into __________ , which is a fissile material.

Thorium⁻²33
Uranium⁻²35
Uranium⁻²33
Plutonium⁻²39

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Nuclear Power Engineering
β-rays emission in radioactive disintegration is always accompanied by the emission of

α-rays
None of these
Neutrons
γ-rays

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Nuclear Power Engineering
A moderator __________ the neutrons.

Reflects
Slows down
Accelerates
Absorbs

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Nuclear Power Engineering
Candu reactor is a __________ nuclcear reactor.

Natural uranium fuelled heavy water cooled & moderated
Highly enriched uranium (85% U-235) fuelled
Homogeneous
Fast breeder

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Nuclear Power Engineering
In β-decay of radioactive material, the ratio of neutron to proton

Decreases
Increases
Is unpredictable; may increase or decrease
Remains same

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