Answered: The part of rotor resistance of a…

The part of rotor resistance of a 3-phase induction motor which represents electrical equivalent of mechanical load on the motor is O R2 (1- 1/S) O R2 (1-S) O R2 O R2 (1/S -1)

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter7: Alternating Current, Power Distribution, And Voltage Systems

Section: Chapter Questions

Problem 7RQ

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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

The part of rotor resistance of a 3-phase induction motor which represents electrical equivalent of mechanical load on the motor is
O R2 (1- 1/S)
O R2 (1-S)
O R2
O R2 (1/S -1)

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