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Nuclear Power Engineering

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.

43846
43832
43834
43838

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Nuclear Power Engineering
Radioactive decay is a __________ change.

None of these
Nuclear
Chemical
Physical

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Nuclear Power Engineering
A radioactive isotope undergoes decay with respect to time following __________ law.

Inverse square
Exponential
Logarithmic
Linear

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

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

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Nuclear Power Engineering
Uranium ore is currently mined & concentrated at

Ghatsila
Khetri
Jadugoda
Alwaye

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Nuclear Power Engineering
Pressure in a Pressurised Water Reactor (PWR) is used for

Pressurising the water in the primary coolant circuit
None of these
Superheating the steam
Maintaining constant pressure in the primary cooling circuit under varying loads

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