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1. |
A 3 phase induction motor is running with full load slip of 1.2% and its rotor impedance per phase is 0.06+j0.265Ω then ratio of starting torque to maximum torque is |
A. | 0.382 |
B. | 3.16 |
C. | 0.123 |
D. | 0.556 |
Answer» D. 0.556 | |