The ratio of activities of two radionuclides X and Y in a mixture at time is

PHYSICS · Numerical · CBSE · Physics · Nuclei · Nuclei

Problem

The ratio of activities of two radionuclides X and Y in a mixture at time

t=0

4:1

. After two hours, the ratio of activities becomes

1:1

. If

t_{1/2}

of radionuclide X is

20\text{ min}

, find

t_{1/2}

of radionuclide Y in minutes.