A) \[\frac{1}{2\pi LC}\]
B) \[\frac{1}{2\pi {{L}^{2}}{{C}^{2}}}\]
C) \[\frac{LC}{2\pi }\]
D) \[2\pi \sqrt{LC}\]
Correct Answer: D
Solution :
For a LC circuit resonant frequency \[=\frac{1}{2\pi \sqrt{LC}}.\] Therefore, time constant is \[2\pi \sqrt{LC}.\]
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