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A 3 phase, 4 pole, 60 Hz., AC Induction Motor has a rated Torque of 150...

A 3 phase, 4 pole, 60 Hz., AC Induction Motor has a rated Torque of 150 Nm. with the phase voltage of 254v. Its parameters are:  R1 = 0.20 Ohms, R2’ = 0.32 Ohms and X = 0.50 Ohms.

Find its approximate slip at the rated load and speed.

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