An Ac Series Circuit Consists of a Voltage Source,an 880-Ω

question 40

Essay

An ac series circuit consists of a voltage source,an 880-Ω resistor,and an inductance L.(There is no capacitance in the circuit.)The current amplitude is 0.60 A,and the phase angle between the source voltage and the current has a magnitude of 41°.
(a)Does the source voltage lag or lead the current?
(b)What is the voltage amplitude of the source?

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