MCQOPTIONS
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MCQOPTIONS
| 1. |
How tap changing is achieved? |
| A. | Voltage variation with constant flux and constant voltage turn |
| B. | With varying flux |
| C. | Either by voltage variation or by flux variation |
| D. | Can’t be done by variation in voltage or flux |
| Answer» D. Can’t be done by variation in voltage or flux | |