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A radioactive isotope A decays into anot...

A radioactive isotope A decays into another isotope B which has a half-life equal to 1/2 of that of A. Both isotopes emit `alpha`-particles during their decay into a stable nucleus. If a sample consists initially of atoms of A. only then the net activity of the sample initially

A

increases with time

B

decreases with time

C

remains constant

D

any of the above may be true

Text Solution

Verified by Experts

The correct Answer is:
B
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