What is the relation between rotor mmf and stator mmf?
(a) rotor mmf = 0.85 * stator mmf
(b) rotor mmf = 0.80 * stator mmf
(c) rotor mmf = 0.75 * stator mmf
(d) rotor mmf = 0.70 * stator mmf
I had been asked this question in class test.
The origin of the question is Design of Rotor Bars and Slots topic in division Three Phase Induction Motor of Design of Electrical Machines