A) \[6.25\times {{10}^{-4}}cm\,{{s}^{-1}}\]
B) \[6.45\times {{10}^{-4}}cm\,{{s}^{-1}}\]
C) \[1.5\times {{10}^{-5}}cm\,{{s}^{-1}}\]
D) \[1.6\times {{10}^{-5}}cm\,{{s}^{-1}}\]
Correct Answer: A
Solution :
[a] |
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