) A shunt motor draws a current of 40 A from a 120 V source and runs at 1200 rpm at rated load. The armature and field circuit resistances are 0.1 ohm and 60 ohms, respectively. Determine the speed regulation of the motor at half load. Assume a brush drop of 2 V at rated load and 1 V at half load. Ans.: 2.5%

) A shunt motor draws a current of 40 A from a 120 V source and runs at 1200 rpm at rated load. The armature and field circuit resistances are 0.1 ohm and 60 ohms, respectively. Determine the speed regulation of the motor at half load. Assume a brush drop of 2 V at rated load and 1 V at half load. Ans.: 2.5%

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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