Preface 19 MAGNETIC FtELD AND MAGNETIC FORCES 19．lMagnetism 19．2 Magnetic Field 19．3 Magnetic Field Lines and Magnetic Flux 19．4 Motion of Charged Particles in a Magnetic Field 19．5 Applications of Motion of Charged Particles 19．6 Magnetic Force on a Current-Carrying Conductor 19．7 Force and Torque on a Current Loop 19．8 The Hall Effect Answer to Chapter Opening Question Answers to Test Your Understanding Questions Exercises
20 SOURCES OF MAGNETIC FIELD 20．1 Magnetic Field of a Moving Charge 20．2 Magnetic Field of a Current Element 20．3 Magnetic Field of a Straight Current Carrying Conductor 20．4 Force Between Parallel C onductors 20．5 Magnetic Field of a Circular Current Loop 20．6 Ampere's Law 20．7 Applications of Ampere's Law 20．8 Magnetic Materials Answer to Chapter Opening Question Answers to Test Your Understanding Questions Exercises
21 ELECTROMAGNETIC INDUCTION 21．1 Induction Experiments 21．2 Faraday 's Law 21．3 Lenz 's Law 21．4 Motional Electromotive Force 21．5 Induced Electric Fields 21．6 Eddy Currents 21．7 Displacement Current and Maxwell's Equations 21．8 Superconductivity Answer to Chapter Opening Question Answers to Test Your Understanding Questions Exercises
22 INDUCTANCE 22．1 Mutual Inductance 22．2 Self-Inductance and Inductors 22．3 Magnetic-Field Energy 22．4 The R-L Circuit 22．5 The L-C Circuit 22．6 The L-R-C Series Circuit Answer to Chapter Opening Question Answers to Test Your Understanding …… 23 ELECTROMAGNETIC WAVES 24 THE NATURE AND PROPAGATION OF LIG HT 25 lNTERFERENCE N 26 DIFFRACTION 27 RELATIVITY 28 PHOTONS， ELECTRONS AND ATOMS 29 THE WAVE NATURE OF PARTICLES 30 QUANTUM MECHANICS AND ATOMIC STRUCTURE APPENDICES
