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There are two radioactive sunstances A a...

There are two radioactive sunstances A and B Decay constant of B is two times that of A Intially bothe have equal number of nuclei. After n half lives of A rate of disintegration of both are equla. The value of n is

A

4

B

2

C

1

D

5

Text Solution

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The correct Answer is:
C
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