MCQOPTIONS
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| 1. |
Which of the following 3-phase systems is sometimes also called as 3-phase, 4-wire system? |
| A. | 3-phase star-connected |
| B. | 3-phase delta-connected |
| C. | 3-phase zig-zag connected |
| D. | any 3-phase system |
| Answer» B. 3-phase delta-connected | |