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Nuclear Power Engineering

Nuclear Power Engineering
The molecular weight of heavy water is

10
18
36
20

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Nuclear Power Engineering
H₂ is a better coolant than CO₂, due to its relatively

Lower neutron capture cross-section
Lower density
Higher specific heat
Non-reactivity to uranium

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Nuclear Power Engineering
The half life period of a radiactive element is 100 days. After 400 days, one gm of the element will be reduced to __________ gm.

43838
43846
43832
43834

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Nuclear Power Engineering
Fast breeder reactors do not

Use fast neutrons for fission
Use molten sodium as coolant
Use Th-232 as fissile fuel
Convert fertile material to fissile material

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

N₂
CO₂
H₂
He

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Nuclear Power Engineering
Ceramic nuclear metals compared to solid nuclear metals have

Poorer corrosion resistance
More chances of radiation damage
Low strength at high temperature
Higher melting points

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