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An AC source whose rms voltage is 83 V is in series with a 65 ?...

An AC source whose rms voltage is 83 V is in serieAn AC source whose rms voltage is 83 V is in series with a 65 ? resistor and a capacitor whose reactance Xc is 249 ? at the frequency of the source. In the figure, the rms voltage (as a whole number) across the capacitor is:

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Answer #1

Z = 65 - j249

|Z| = sqrt [65*2 + 249^2] = 257.3 Ohms
I = 83/|Z| = 0.323A
Vz = 0.323*249 = 80.43 V

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