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Nuclear Power Engineering

Nuclear Power Engineering
The amount of a radioactive material (having a half life of 100 years) remaining after 400 years will be __________ of its original weight.

1/4
1/16
1/8
1/2

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Nuclear Power Engineering
Artificially produced radioactive isotopes are used for

Initiating nuclear fission and fusion
Treatment of certain diseases
All of these
Power generation

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Nuclear Power Engineering
Fast breeder reactors do not

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

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Nuclear Power Engineering
'Light water' used as a coolant in nuclear reactor is nothing but

Mildly acidic (pH = 6) water
None of these
Mildly alkaline (pH = 8) water
Ordinary water

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Nuclear Power Engineering
Nuclides having the same atomic numbers are termed as

Isotopes
Isomers
Isotones
Isobars

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Nuclear Power Engineering
Heavy water used in the nuclear reactors to slow down the speed of neutrons is

Water having dissolved salts of heavy metals
Highly purified water
A compound of oxygen and deuterium
None of these

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