How can the starting torque of a three-phase induction motor be increased? a) by increasing the slip b) by increasing the current c) increasing the supply voltage d) by increasing both current and slip e) increasing the speed

How can the starting torque of a three-phase induction motor be increased? a) by increasing the slip b) by increasing the current c) increasing the supply voltage d) by increasing both current and slip e) increasing the speed

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 19RQ: Why is the starting torque per A of starting current of a wound-rotor motor higher than that of a...

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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

How can the starting torque of a three-phase induction motor be increased?

a) by increasing the slip

b) by increasing the current

c) increasing the supply voltage

d) by increasing both current and slip

e) increasing the speed

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