A) \[2\times {{10}^{6}}m\]
B) \[3\times {{10}^{6}}m\]
C) \[4\times {{10}^{6}}m\]
D) \[5\times {{10}^{6}}m\]
Correct Answer: B
Solution :
\[\lambda =\frac{c}{\nu }=\frac{3\times {{10}^{8}}}{100}=3\times {{10}^{6}}m\]
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