Two wattmeter method is employed to measure power in a 3-phawe balanced system with the current coil 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

Two wattmeter method is employed to measure power in a 3-phawe balance

1.	Two wattmeter method is employed to measure power in a 3-phawe balanced system with the current coil 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
Answer» D. 0.5 leading