Fundamentals of Electromagnetics with Engineering Applications
1st Edition
ISBN: 9780470105757
Author: Stuart M. Wentworth
Publisher: Wiley, John & Sons, Incorporated
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Textbook Question
Chapter 3, Problem 3.23P
Consider the toroid in Figure 3.55 that is tightly wrapped with N turns of conductive wire. For an Amperian path with radius less than a, no current is enclosed and therefore the field is zero. Likewise, for radius greater than c, the net current enclosed is zero and again the field is
Â
Figure 3.55 Toroid for Problem 3.23. zero. Use Ampère’s circuital law to find an expression for the magnetic field at radius b. the center of the toroid.
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Chapter 3 Solutions
Fundamentals of Electromagnetics with Engineering Applications
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