MCQOPTIONS
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| 1. |
_ When the rotor speed, in a synchronous machine, becomes more than the synchronous speed during hunting, the damper bars develop$? |
| A. | inductor motor torque |
| B. | induction generator torque |
| C. | synchronous motor torque |
| D. | d.c. motor toque |
| Answer» C. synchronous motor torque | |