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Fantastic ideas for a Fantastic World, I make the illogical logical.They put me in cars,they put me in yer tv.They put me in stereos and those little radios you stick in your ears.They even put me in watches, they have teeny gremlins for your watches
powerfactor is a measure of how much effective power is beung consumed compared to the amparent power being supplied.
p = v. i. power factor
to measure it practically you can use a pf measure if its available. in the event that you dont have it, you will need to measure voltage, current and power of the concerned circiut. thereafter you can calculate the pf.