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14. A 90 Ω resistor, a coil with 30 Ω of reactance, and a capacitor with 50 Ω of reactance are in series across a 12 V ac source. The current through the resistor is ________.
(a) 9 mA
(b) 90 mA
(c) 13 mA
(d) 130 mA
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