MCQOPTIONS
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| 1. |
When the excitation voltage is increased from 1 to 1.3 pu of a 3-phase synchronous motor. Then load angle for the constant power operation __________ |
| A. | must be decreased |
| B. | can also be increased |
| C. | increased |
| D. | decreased |
| Answer» B. can also be increased | |