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What is different about the magnetic poles of common refrigerator magnets and those of common bar magnets?

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter23: Faraday’s Law And Inductance

Section: Chapter Questions

Problem 3CQ

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What is different about the magnetic poles of common refrigerator magnets and those of common bar magnets?

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