Two-wattmeter method is employed to measure power in a 3- phase balanced system with the current coils connected in the A and C lines.
The phase sequence is ABC.
If the wattmeter with its current coil in A-phase line reads zero, then the power factor of the 3-phase load will be
A. zero lagging.
B. zero leading
C. 0.5 lagging.
D. 0.5 leading
Show Answer
Answer: C
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