The power factor of a single phase load can be calculated if the instruments available are

one voltmeter, one ammeter and one energy meter

one voltmeter, one ammeter and one wattmeter

The power factor of a single phase load can be calculated if the inst

1.	The power factor of a single phase load can be calculated if the instruments available are
A.	one voltmeter and one ammeter
B.	one voltmeter, one ammeter and one wattmeter
C.	one voltmeter, one ammeter and one energy meter
D.	any of the above
Answer» C. one voltmeter, one ammeter and one energy meter

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The power factor of a single phase load can be calculated if the instruments available are

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