A) \[2\times 3\]
B) \[{{2}^{3}}\]
C) \[{{3}^{2}}\]
D) \[3\times {{2}^{2}}\]
Correct Answer: B
Solution :
Amplitude decays to\[\frac{1}{2}\times \frac{1}{2}\times \frac{1}{2}\]in 3 min. Hence,\[n={{2}^{3}}\].You need to login to perform this action.
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