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What is the resonant frequency of a parallel RLC circuit if R is 4.7 kilohms, L is 200 microhenrys and C is 10 picofarads?
3.56 MHz
Resonant frequency (fr) of a parallel RLC circuit (assuming high Q) is fr = 1 / (2π√(LC)). With L=200µH and C=10pF, fr = 1 / (2π√(200e-6 × 10e-12)) ≈ 3.558 MHz.
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