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The sinusoidal voltage applied to a circuit of unknown impedance is V = 325 sin wt and the current I = 7 sin (wt + 63°). Hence find 1) RMS value of voltage and current. 2) Unknown impedance. 3) Power factor angle. Comment whether the current is lagging or leading w.r.t. voltage.

The sinusoidal voltage applied to a circuit of unknown impedance is V = 325 sin wt and the current I = 7 sin (wt + 63°). Hence find 1) RMS value of voltage and current. 2) Unknown impedance. 3) Power factor angle. Comment whether the current is lagging or leading w.r.t. voltage.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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The sinusoidal voltage applied to a circuit of unknown impedance is V = 325 sin wt and the current I = 7 sin (wt + 63⁰). Hence find 1) RMS value of voltage and current. 2) Unknown impedance. 3) Power factor angle. Comment whether the current is lagging or leading w.r.t. voltage.
Transcribed Image Text:The sinusoidal voltage applied to a circuit of unknown impedance is V = 325 sin wt and the current I = 7 sin (wt + 63⁰). Hence find 1) RMS value of voltage and current. 2) Unknown impedance. 3) Power factor angle. Comment whether the current is lagging or leading w.r.t. voltage.
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