Atoms and Nuclei: JEE Main 2007 Physics question

JEE Main 2007 · Annual, Paper 1 · Q6081

JEE Main 2007Annual, Paper 1PhysicsEasyAtoms and Nuclei183× since 2002

The half-life period of a ratio-active element

X

is same as the mean life time of another ratio-active element

Y.

Initially they have the same number of atoms. Then

JEE Main 2007 · Annual, Paper 1 · Q6081

JEE Main 2007Annual, Paper 1PhysicsEasyAtoms and Nuclei183× since 2002

The half-life period of a ratio-active element

X

is same as the mean life time of another ratio-active element

Y.

Initially they have the same number of atoms. Then

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