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1. |
In the two-wattmeter method, the readings of the two wattmeters are 500 W, 500 W respectively. The load power factor in a balanced 3-phase 3-wire circuit is: |
A. | 0.8 |
B. | 0 |
C. | 1 |
D. | 0.3 |
Answer» D. 0.3 | |