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Nuclear Power Engineering

Nuclear Power Engineering
Safety rods provided in nuclear reactors to guard against accidents, in case of earthquake are made of

High carbon steel
Boron or cadmium
Molybdenum
Zircalloy

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

Remains same
Increases
Decreases
Is unpredictable; may increase or decrease

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Nuclear Power Engineering
Coolant used in a boiling water reactor is

Hydrogen gas
A mixture of water & steam
Water
Steam

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Nuclear Power Engineering
One 'amu' is equivalent to

931J
9.31 MeV
931 eV
931 Mev

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Nuclear Power Engineering
The time required for half of the __________ of a radioactive isotope to decay is called its half life.

Electrons
Nuclei
Protons
Neutrons

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Nuclear Power Engineering
Main source of __________ is monazite sand.

Thorium
Uranium
Hafnium
Polonium

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