Some muclei of a radioactive| NUCLEAR PHYSICS| JEE-MAIN 2021

JEE-MAIN

25-07-2021 S1

Question

Some muclei of a radioactive material are undergoing radioactive decay. The time gap between the instances when a quarter of the nuclei have decayed and when half of the nuclei have decayed is given as :
(where $\lambda$ is the decay constant)

Select the correct option:

$\frac{1}{2} \frac{\ln 2}{\lambda}$

$\frac{\ln 2}{\lambda}$

$\frac{2 \ln 2}{\lambda}$

$\frac{\ln \frac{3}{2}}{\lambda}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Physics

Easy

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