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electronics and communication engineering measurements and instrumentation
1. The power factor of a single phase load can be calculated if instruments available are
(A): one voltmeter, one ammeter
(B): one voltmeter, one ammeter and one wattmeter
(C): two ammeters
(D): two voltmeters
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Comments
By: guest on 02 Jun 2017 01.01 am
, we need to, measure active power, voltage and current.
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