A) \[3\times {{10}^{9}}Hz\]
B) \[3.3\times {{10}^{-8}}Hz\]
C) \[3\times {{10}^{7}}Hz\]
D) \[3.4\times {{10}^{-7}}Hz\]
Correct Answer: C
Solution :
: Frequency \[=\frac{velocity}{wavelength}\] \[=\frac{3\times {{10}^{8}}}{10}=3\times {{10}^{7}}Hz\]
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