Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 24 - Reading Check Questions (Comprehension): 16

Answer

The magnetic domains in the iron align with the external magnetic field. The field of the aligned iron atoms adds to that of the original external field, making it even stronger.

Work Step by Step

This is the principle behind electromagnets, and is discussed on page 459.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.