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A parallel LC tuned circuit has a coil of 4μH and a capacitance of 68pF. The...

A parallel LC tuned circuit has a coil of 4μH and a capacitance of 68pF. The coil resistance is 9Ω. What is the Q factor and the fr (resonant frequency) of the circuit?

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for this problem, first I found resonant frequency formula by derivation and substituted the given values and found valye of resonant frequency.and then quality factory. Thank you.

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