A) \[400\,\mu s\]
B) \[6.3\,\mu s\]
C) \[40\,\mu s\]
D) \[300\mu s\]
Correct Answer: A
Solution :
The radioactivity of a sample decays to \[\frac{1}{16}th\]of its initial value in four half lives.You need to login to perform this action.
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