An AC source of 120 V (rms) and 60 Hz is applied to a series combination of a 30 Ω…

PHYSICS · Multi-part · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

An AC source of 120 V (rms) and 60 Hz is applied to a series combination of a 30 Ω resistor and a capacitor whose reactance is 40 Ω at this frequency. (a) Determine the impedance of the circuit. (b) Find the power factor of the circuit.

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