5. (a) What would be the effect on the speed-torque characteristics of an induction motor produced by: (i) halving the applied voltage with normal frequency (ii) halving both the applied voltage and frequency Also, draw and explain the speed- torque characteristics of three phase induction motor.

5. (a) What would be the effect on the speed-torque characteristics of an induction motor produced by: (i) halving the applied voltage with normal frequency (ii) halving both the applied voltage and frequency Also, draw and explain the speed- torque characteristics of three phase induction motor.

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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Concept explainers

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.

Question

5. (a) What would be the effect on the speed-torque characteristics of an induction motor
produced by:
(i) halving the applied voltage with normal frequency
(ii) halving both the applied voltage and frequency
Also, draw and explain the speed- torque characteristics of three phase induction motor.6

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