January 2026
Beginner to intermediate
796 pages
20h 13m
English
Content preview from Electromagnetic Fields and Waves, 3rd Edition
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CHAPTER 5
MAGNETIC FORCES AND MATERIALS
5.1 INTRODUCTION
The fundamental concepts such as the force exerted by the magnetic field on moving charges, current elements and loops are covered in this chapter, which are important to understand the working principle of ammeters, voltmeters, galvanometers, plasmas, cyclotrons, motors and generators. The concept of boundary conditions for magnetostatics at the interface of two different mediums is also discussed.
This chapter starts with the explanation of force exerted on moving point charge, current element, forces and torques on current carrying conductors with a known current density distribution. The various types of magnetic materials, concept of magnetic moments and dipoles are also discussed. ...
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