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Radioactivity

The source of...

Question

The source of energy of the sun is:

(a) conversion of hydrogen gas into helium
(b) conversion of carbon fuel into carbon dioxide
(c) burning of hydrogen gas present in the sun
(d) disintegration of uranium into barium and krypton

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Solution

(a) conversion of hydrogen gas into helium

The sun's energy is derived from the fusion of hydrogen nuclei into helium nuclei.

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