A parallel RL circuit draws 10 A RMS at a power factor of 0.8 lagging. Determine the RMS current in the ideal inductor branch in ampere.
Physics · AC Circuits · Parallel and Mixed AC Circuits
JEE Mains NEET

Question

A parallel RL circuit draws 10 A RMS at a power factor of 0.8 lagging. Determine the RMS current in the ideal inductor branch in ampere.

G1 Physics · Accepted Answer

The inductor current is the reactive component of source current. Since sinφ=0.6, Iʟ=I sinφ=10×0.6=6 A.