RLC Circuits – 10

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10. A 200 Ω resistor, a coil with 30 Ω of reactance, and a capacitor of unknown reactance are in series across an ac source. The circuit is at resonance. Circuit impedance ________.

(a) is 230 Ω
(b) is 170 Ω
(c) is 200 Ω
(d) cannot be determined

Explanation
Explanation : No answer description available for this question. Let us discuss.
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