Two coils connected in series-aiding fashion have a total inductance of 250 mH. When connected in a series-opposing configuration, the coils have a total inductance of 150 mH. If the inductance of one coil (L¡) is three times the other, find L1, L2, and M. What is the coupling coefficient?

Two coils connected in series-aiding fashion have a total inductance of 250 mH. When connected in a series-opposing configuration, the coils have a total inductance of 150 mH. If the inductance of one coil (L¡) is three times the other, find L1, L2, and M. What is the coupling coefficient?

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

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Question

Two coils connected in series-aiding fashion have a total inductance of 250 mH. When
connected in a series-opposing configuration, the coils have a total inductance of 150
mH. If the inductance of one coil (L¡) is three times the other, find L1, L2, and M. What is
the coupling coefficient?

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