EEE :: RLC Circuits and Resonance
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A 10
resistor, a 90 mH coil, and a 0.015
F capacitor are in series across an ac source. The impedance magnitude at 1,200 Hz below fr is
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In a series RLC circuit that is operating above the resonant frequency, the current
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A 15
resistor, a 220
H coil, and a 60 pF capacitor are in series across an ac source. What is the bandwidth of the circuit?
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A resistor of 3 k
, a 0.05
F capacitor, and a 120 mH coil are in series across a 5 kHz, 20 V ac source. What is the impedance, expressed in polar form?
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A 12
resistor, a 40
F capacitor, and an 8 mH coil are in series across an ac source. The resonant frequency is
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The impedance at the resonant frequency of a series RLC circuit with L = 20 mH, C = 0.02
F, and RW = 90
is
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A 6.8 k
resistor, a 7 mH coil, and a 0.02
F capacitor are in parallel across a 17 kHz ac source. The coil's internal resistance, RW, is 30
. The equivalent parallel resistance, Rp(eq), is
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Referring to Problem 20, what is the total parallel resistance (Rp(tot))?
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A 200
resistor, a coil with 30
of reactance, and a capacitor of unknown reactance are in series across an ac source. The circuit is at resonance. Circuit impedance