MCQOPTIONS
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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 | |