1.

(A) During beta-decay, a new element with atomic number greater than one is obtained. (R ) Protons and neutrons keep on changing into one another through meson.

Answer»

If both (A) and (R ) are CORRECT and (R ) is the correct EXPLANATION for (A).
If both (A) and (R ) are correct but (R ) is not the correct explanation for (A )
If both (A) and (R ) are incorrect.
If both (A) and (R ) are incorrect.

Answer :B


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