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Nuclear Power Engineering

Nuclear Power Engineering
Which one is the radioactive isotope of hydrogen?

Deuterium
None of these
Ortho-hydrogen
Tritium

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

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

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Nuclear Power Engineering
Research reactors are normally meant for

Producing high neutron flux 10¹²-10¹³ neutrons/cm², sec and studying the effect of neutron bombardment on dif ferent materials
Power generation
Accelerating the neutrons
None of these

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Nuclear Power Engineering
If 4 gm of a radioisotope has a half life period of 10 days, the half life of 2 gm of the same istotope will be __________ days.

5
30
20
10

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Nuclear Power Engineering
Fuel for a nuclear reactor (thermal) is

Radium
Plutonium
None of these
Uranium

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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
43838
43834
43832

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