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Nuclear Power Engineering

Nuclear Power Engineering
Radioactive decay of a material involves a __________ order reaction.

First
Zero
Second
Third

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Nuclear Power Engineering
The half life period of a radioactive element depends upon the

Temperature
Pressure
Amount of element present
None of these

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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.

Protons
Neutrons
Electrons
Nuclei

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Nuclear Power Engineering
Which of the following gases has very high neutron capture cross-section, making it unsuitable as a coolant in nuclear reactor?

He
CO₂
N₂
H₂

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Nuclear Power Engineering
The phenomenon of radioactivity was discovered by

Bacquerrel
Roentgen
J.J. Thomson
Madam Curie

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Nuclear Power Engineering
Isotopes of an element have the same

Electronic configuration
Number of neutrons
Mass number
Atomic weight

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