SSC JE Electrical Engineering 2017 Set 3 Paper

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Question : 171 of 200

Marks: +1, -0

In a synchronous motor____

The rotor mmf and stator mmf are stationary with respect to each other
The speed of rotor mmf is slightly less than the speed of stator mmf
The speed to rotor mmf is slightly more than the speed of stator mmf
None of these

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