10–1. A 120-V, %-hp. 60-Hz, four-pole, split-phase induction motor has the following impedances: R = 1.80 2 R2 = 2.50 2 X, = 2.40 2 X2 = 2.40 2 XM = 602 60 2 At a slip of 0.05, the motor's rotational losses are 51 W. The rotational losses may be assumed constant over the normal operating range of the motor. If the slip is 0.05, find the following quantities for this motor: (a) Input power (b) Air-gap power (c) Peoav (d) Pout (e) Tind conv O Toad (g) Overall motor efficiency (h) Stator power factor

10–1. A 120-V, %-hp. 60-Hz, four-pole, split-phase induction motor has the following impedances: R = 1.80 2 R2 = 2.50 2 X, = 2.40 2 X2 = 2.40 2 XM = 602 60 2 At a slip of 0.05, the motor's rotational losses are 51 W. The rotational losses may be assumed constant over the normal operating range of the motor. If the slip is 0.05, find the following quantities for this motor: (a) Input power (b) Air-gap power (c) Peoav (d) Pout (e) Tind conv O Toad (g) Overall motor efficiency (h) Stator power factor

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter32: Three-phase Motors

Section: Chapter Questions

Problem 6RQ: Name three factors that determine the torque produced by an induction motor.

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