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Sahay Sir > Question Answers > JEE Mains Physics 2002-2019 Solved Video Solutions > Chapter 18 - Atoms and Nuclei > The half-life period of a radioactive element x is same as the mean life time of another radioactive element Y. Initially both of them have the same number of atoms. Then

The half-life period of a radioactive element x is same as the mean life time of another radioactive element Y. Initially both of them have the same number of atoms. Then

The half-life period of a radioactive element x is same as the mean life time of another radioactive element Y. Initially both of them have the same number of atoms. Then