MCQOPTIONS
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| 1. |
A step-down delta-star transformer, with per-phase turns ration of 5, is fed from a 3-phase, 1100 V, 50 Hz source. The secondary of this transformer through a 3-pulse type rectifier feeds a R load of 10 Ω. Find the maximum value of the load current (phase).$# |
| A. | ‚àö2 x 22 A |
| B. | 1 x 11 A |
| C. | ‚àö2 x 11 A |
| D. | 1 x 22 A |
| Answer» B. 1 x 11 A | |