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Question
7.  When a single-phase capacitor start induction motor is running at a steady speed delivering a fixed torque, then
Options:
A .  peak of forward rotor mmf is equal to the peak of backward rotor mmf
B .  peak of forward stator mmf is equal to the peak of backward stator mmf
C .  net forward rotating flux is equal to the net backward rotating flux
D .  forward flux produced by rotor current is equal to backward flux produced by rotor current
Answer: Option C
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