A 12 Ω resistor, a 40 µF capacitor, and an 8 mH coil are in series across an ac source. The resonant frequency is
A. 28.1 Hz
B. 281 Hz
C. 2,810 Hz
D. 10 kHz
Answer: Option B
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Related Questions on RLC Circuits and Resonance
A. Increase
B. Remain the same
C. Decrease
D. Be less selective
f=1/(2*π*√(L*C))
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