A) \[3.5\times {{10}^{4}}\]
B) \[2.5\times {{10}^{4}}\]
C) \[6.5\times {{10}^{4}}\]
D) \[8.5\times {{10}^{4}}\]
Correct Answer: B
Solution :
\[N=\frac{0.02\,\times 10\times {{10}^{9}}}{8\times {{10}^{3}}}=2.5\times {{10}^{4}}\]You need to login to perform this action.
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