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1. |
A balanced star-connected load with impedance of 20 300 ohm is supplied from a 3-phase, 4-wire, 173 volts system, the voltages to neutral being 100 900, 100 300 and 100 1500 V. The current in the neutral wire is _______ A |
A. | 1 |
B. | 2 |
C. | 3 |
D. | None of the above |
Answer» E. | |