Q.

Assertion(A): More energy is released in fusion than fission.
Reason(R):  More number of nucleons take part in fission.

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a

Both (A) and (R) are correct and (R) is the correct explanation of  (A)

b

Both (A) and (R) are correct and (R) is not the correct explanation of  (A)

c

(A) is correct but (R) is not correct

d

(A) is not correct but (R) is correct

answer is B.

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Detailed Solution

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In nuclear fusion, energy released is in the order of 20MeV for 4 nucleons.

In nuclear fission, energy released is in the order of 200MeV for 235 nucleons.

So we can conclude that more energy is released per nucleon in fusion than in fission.

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Assertion(A): More energy is released in fusion than fission.Reason(R):  More number of nucleons take part in fission.