MCQOPTIONS
Saved Bookmarks
| 1. |
Short circuit test is performed on a transformer with a certain impressed voltage at rated frequency. If the short circuit test is now performed with the same magnitude of impressed voltage, but at a frequency higher than the rated frequency then the magnitude of current: |
| A. | And power-factor will both increase |
| B. | Will decrease but the power factor will increase |
| C. | Will increase, but power factor will decrease |
| D. | And power factor will both decrease |
| Answer» E. | |