Physics Atomic and Nuclear Physics JEE (Main) / AIEEE Problems (Previous Years - nuclear) MCQ (Single Correct)

Statement-I: A nucleus having energy decays by emission to daughter nucleus having energy , but the rays are emitted with a continuous energy spectrum having end point energy .

Statement-II: To conserve energy and momentum in decay at least three particles must take part in the transformation.

A
Statement-I is correct but statement-II is not correct.
B
Statement-I and statement-II both are correct and statement-II is the correct explanation of statement-I.
C
Statement-I is correct, statement-II is correct and statement-II is not the correct explanation of statement-I
D
Statement-I is incorrect, statement-II is correct.

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The correct answer is:
B

Statement-I: Energy of particle from 0 to maximum so is the continuous energy spectrum.

Statement-II : For energy conservation and momentum at least three particles daughter nucleus and antineutron.

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