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RL Circuits - Engineering

Q1:

A 1.5 k resistor and a coil with a 2.2 k inductive reactance are in series across an 18 V ac source. The power factor is

A 564

B 0.564

C 6.76

D 55.7

ANS:B - 0.564

@All.

The main simple thing we need to see here is the power factor should not be greater than 1.