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The rate of decay of a radioactive eleme...

The rate of decay of a radioactive element at t=0 instant `10^(3)` disintegrations per second. If the half life of the elements is Is, then the rate of decay after Is will be

A

500 disintegrations per second

B

1000 disintegrations per second

C

250 disintegrations per second

D

2000 disintegrations per second

Text Solution

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The correct Answer is:
A
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