# Question

A small welding machine uses a voltage source of 120 V at 60 Hz. When the source is operating, it requires 1200 W of power, and the power factor is 0.75.

(a) What is the machine’s impedance?

(b) Find the rms current in the machine while operating.

(a) What is the machine’s impedance?

(b) Find the rms current in the machine while operating.

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