INDEX OF SUBJECTS. 771 



CHAPTER V. COEFFICIENTS OF INDUCTION. 



Induction in a Circuit 114 



Parallel Currents 114 



Geometrical Mean Distances in a Plane 1 17 



Self-Induction of Two Parallel Wires 120 



Mutual Action of Two Coils 124 



Mutual Induction of Two Coils 124 



Determination of M by Elliptic Integrals 126 



Lord Rayleigh's Method 130 



Use of Legendre's Polynomials I3 1 



Potential of a Uniform Circular Layer 133 



Circular Current 135 



External Potential of a Long Coil 135 



Mutual Induction of Two Long Coils 137 



Potential of a Homogeneous Spherical Bowl 141 



Potential of a Spherical Shell 142 



Mutual Induction of Two Circulur Currents 143 



Maxwell's Method 146 



Self- Induction of a Coil 150 



Coil of Maximum Self-Induction 153 



Correction for the Insulator 154 



Reciprocal Actions 155 



Circuits with the Same Axis 156 



Action of Two Circular Currents 156 



Action of Two Coils 159 



Action on a Long Coil 159 



System of Three Symmetrical Coils 161 



Couple of Rotation of Two Circular Currents 163 



Action of a Coil on a Magnet 165 



D DD2 



