31. Alternating Current
Power in AC Circuits
13:20 minutes
Problem 31a
Textbook Question
Textbook QuestionA resistor with R = 300 Ω and an inductor are connected in series across an ac source that has voltage amplitude 500 V. The rate at which electrical energy is dissipated in the resistor is 286 W. What is (a) the impedance Z of the circuit; (b) the amplitude of the voltage across the inductor; (c) the power factor?
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