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Nuclear Power Engineering

Nuclear Power Engineering
The first underground nuclear test was conducted by India at

Kalpakkam
Pokharan
Narora
Jaisalmer

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Nuclear Power Engineering
Uranium is recovered from its ore (pitchblende) by

Dissolving in water
Froth floatation technique
Leaching with sulphuric acid
Smelting in a furnace

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Nuclear Power Engineering
How many atoms are present in one gm-atom of an element?

5 x 10⁵
2 x 10²³
5 x 10?
6 x 10²³
6 x 10³²

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Nuclear Power Engineering
Absorption/scattering cross-section of an element is expressed in "barn", which is equivalent to

10⁻²⁴ cm
10⁻²⁴ cm²
1 Angstrom
10⁻¹² cm

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Nuclear Power Engineering
The molecular weight of heavy water is

20
10
18
36

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

Pressure
None of these
Temperature
Amount of element present

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