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

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(A) is true but (R) is false

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

Both (A) and (R) are false

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

answer is B.

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Detailed Solution

More energy is released in fusion than in fission because the amount of energy released per mass is higher in fusion. Greater number of neutrons are released in fission as opposed to fusion and consequently, more nucleons take part in fission.

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

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