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What is the resonant frequency of a series RLC circuit, if R is 47 ohms, L is 3 microhenrys and C is 15 picofarads?
23.7 MHz
Resonant frequency (fr) of a series RLC circuit is fr = 1 / (2π√(LC)). With L=3µH and C=15pF, fr = 1 / (2π√(3e-6 × 15e-12)) ≈ 23.705 MHz.
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