MCQOPTIONS
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| 1. |
A single phase ac regulator fed from 50 Hz system supplies a load having resistance and inductance of 4.0 ohms and 12.73 mH respectively. The control range of firing angle is |
| A. | 0 < < 180 |
| B. | 45 < < 180 |
| C. | 90 < < 180 |
| D. | 0 < < 45 |
| Answer» C. 90 < < 180 | |