Compute the maximum internal torque, Electrical Engineering

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For the motor speci?ed in figure,  compute the following:

(a) The load component I'2 of the stator current, the internal torque T, and the internal power Pm for a slip of 0.02.

(b) The maximum internal torque, and the corresponding slip and speed.

(c) The internal starting torque and the corresponding stator load current I'2.

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