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what is the difference between LPF and UPF wattmeter and
where it is used.

Answer Posted / venkata krishna

LPF wattmeter is used for measuring power in highly
inductive circuits & UPF wattmeter is used for measure power
in resistance circuit in which the power factor ranges from
0.5 to unity.

Is This Answer Correct ?    126 Yes 21 No



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