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A radioactive nuclide can decay simultan...

A radioactive nuclide can decay simultaneously by two different processes which have decay constants `lambda_(1)` and `lambda_(2)`. The effective decay constant of the nuclides is `lambda`.

A

`lambda=sqrt(lambda_(1)lambda_(2))`

B

`1/lambda=1/lambda_(1)+1/lambda_(2)`

C

`lambda=1/2 (lambda_(1)+lambda_(2))`

D

`lambda=lambda_(1)+lambda_(2))`

Text Solution

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The correct Answer is:
D
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