Question

Assertion (A): Two different radioactive substances have initially same number of nuclei. Their decay constants are

\lambda_{1}

and

\lambda_2\left( < \lambda_1\right)

, then initially first radioactive substance decays at faster rate.
Reason (R): Half-life of first radioactive substance is more.

Accepted Answer

Assertion (A) is true, and Reason (R) is false

Answer

Both Assertion (A) and Reason (R) are the true, and Reason (R) is a correct explanation of Assertion (A)

Answer

Both Assertion (A) and Reason (R) are the true, but Reason (R) is not a correct explanation of Assertion (A)

Answer

Assertion (A) is false, and Reason (R) is true

JEE PHYSICS MCQ: NUCLEI

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