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1. |
An ideal synchronous motor has no starting torque because the |
A. | rotor is made up of salient poles |
B. | relative velocity between the startor and the rotor mmf's is zero |
C. | relative velocity between stator and rotor mmf's is not zero |
D. | rotor winding is highly reactive. |
Answer» D. rotor winding is highly reactive. | |