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1. |
A six-pulse thyristor bridge rectifier is connected to a balanced three-phase, 50 Hz AC source. Assuming that the DC output current of the rectifier is constant, the lowest harmonic component in the AC input current is |
A. | 100 Hz |
B. | 150 Hz |
C. | 250 Hz |
D. | 300 Hz |
Answer» D. 300 Hz | |