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Nuclear Power Engineering

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

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

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Nuclear Power Engineering
Which of the following is a fuel for a fusion reactor (thermonuclear reactor)?

U-233
Thorium
Heavy water
Deuterium and tritium

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Nuclear Power Engineering
The time taken for a radioactive element to reduce to 50% of its original weight is __________ years, if its half life period is 12 years.

24
18
6
36

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Nuclear Power Engineering
75% of a radioactive element decays in 6 hours. Its half life period is __________ hours.

3
4
43836
43894

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Nuclear Power Engineering
Hydrogen differs from deuterium in __________ properties.

Chemical
All of these
Physical
Radioactive

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Nuclear Power Engineering
The largest stable nucleus is

Bi-209
U-235
Pb-206
U-238

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