A) \[159\centerdot 24\,Hz\]
B) \[200\centerdot 12\,Hz\]
C) \[110\centerdot 25\,Hz\]
D) 95 Hz
Correct Answer: A
Solution :
Frequency, \[v=\frac{1}{2\pi \sqrt{LC}}\] \[=\frac{1}{2\pi \sqrt{20\times {{10}^{-3}}\times 50\times {{10}^{-6}}}}=\frac{{{10}^{3}}}{2\pi }=159\,.\,24Hz\]
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