Previous year MCQs

General science UPPSC 2021 GS-I
Question

With reference to the radioactivity, which of the following statements is/are correct ?

1. Radioactivity is a nuclear property.
2. Hydrogen bomb is prepared on the principle of nuclear fission.

Select the correct answer using the codes given below.
Codes :

Answer & Solution

Answer: (Detailed Solution Below)

Option A: Only 1

Detailed Solution:

The correct answer is “Only 1”.
Radioactivity is indeed a nuclear property.

The hydrogen bomb, also known as a thermonuclear bomb, primarily operates on the principle of nuclear fusion, not nuclear fission. It involves the fusion of isotopes of hydrogen (like deuterium and tritium) to release a tremendous amount of energy.

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