A) \[8\times {{10}^{4}}Hz\]
B) \[8\times {{10}^{56}}Hz\]
C) \[8\times {{10}^{10}}Hz\]
D) \[8\times {{10}^{14}}Hz\]
Correct Answer: D
Solution :
\[{{\nu }_{0}}=\frac{{{W}_{0}}}{h}=\frac{3.3\times 1.6\times {{10}^{-19}}}{6.6\times {{10}^{-34}}}=8\times {{10}^{14}}Hz\]
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