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In a synchronous motor when the rotor speed exceeds the synchronous speed during hunting | |
A. | the damper bars develop synchronous motor torque. [Wrong Answer] |
B. | the damper bars develop induction motor torque. [Wrong Answer] |
C. | the damper bars develop induction generator torque. [Correct Answer] |
D. | harmonics are produced in the armature circuit. [Wrong Answer] |
E. | negative sequence currents are generated. [Wrong Answer] |