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1. |
Power consumed by a balanced 3 – phase, 3 – wire load is measured by the two wattmeter method. The first wattmeter reads twice that of the second, then the load impedance angle in radians is – |
A. | \(\frac{\pi }{{12}}\) |
B. | \(\frac{\pi }{{8}}\) |
C. | \(\frac{\pi }{{6}}\) |
D. | \(\frac{\pi }{{3}}\) |
Answer» D. \(\frac{\pi }{{3}}\) | |