Answered: An induction motor draws 50 A from a…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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An induction motor draws 50 A from a 450 V, three-phase line at a lagging power factor of
0.75. Its stator and rotor copper losses are 950 W and 500 W, respectively. Its core losses
are 400 W, the friction and windage losses are 150 W. Determine the following
(a) The air-gap power and the developed mechanical power.
(b) The shaft output power and the motor efficiency

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