## Classical theory of electricity and magnetism: a course of lectures |

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Page 30

so that in particular J[ [/»,(x)f dx =27TT (15) An important

particular importance in potential theory is i^TTT =1 I,' 3TT ^r^(cose)/>r(cos0^<-^ (

for r >/) (16) Using the above

if ...

so that in particular J[ [/»,(x)f dx =27TT (15) An important

**relation**which is ofparticular importance in potential theory is i^TTT =1 I,' 3TT ^r^(cose)/>r(cos0^<-^ (

for r >/) (16) Using the above

**relation**in the Poisson integral, we have 0 (r) =47i Iif ...

Page 103

(9) This expression for the magnetic field energy is intcgrablc only if there is a

functional

assume the simple

the ...

(9) This expression for the magnetic field energy is intcgrablc only if there is a

functional

**relation**between H and B. For para and diamagnctics, one mayassume the simple

**relation**B = uH with u a constant depending on the nature ofthe ...

Page 319

... attenuation (see under wave guides) Avogadro number, 46 Bennett's

265 Beryllium nuclei (disintegration by electronic bombardment), 203 Bessel's

equation, 49 Bessel's function, 50,153,200 Biot-Savart law, 82, 174, 190 potential

, ...

... attenuation (see under wave guides) Avogadro number, 46 Bennett's

**relation**,265 Beryllium nuclei (disintegration by electronic bombardment), 203 Bessel's

equation, 49 Bessel's function, 50,153,200 Biot-Savart law, 82, 174, 190 potential

, ...

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### Contents

The empirical basis of electrostatics | 1 |

Direct calculation of fields | 7 |

dipoles9 The Dirac 5function13 | 13 |

Copyright | |

23 other sections not shown

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### Common terms and phrases

acceleration angle angular axis boundary conditions calculate called centre charge density charge distribution charged particle coefficient coil components conducting conductor consider coordinates dielectric constant differential dipole direction distance divergence electric and magnetic electric field electromagnetic field electromotive force electron electrostatic energy flux equation 16 expression field due field point finite fluid formula Fourier frame frequency function given gives Hence incident infinite interaction isotropic Laplace's equation linear Lorentz transformation magnetic field magnitude Maxwell's equations medium molecule momentum motion number density obtain orthogonal oscillations permanent magnets perpendicular photon plane plasma point charge polarization potential due Poynting vector radiation field radiation reaction radius refractive index region relation result satisfied scalar shows sin2 solution special theory sphere at infinity spherical surface integral symmetry tensor term theorem theory of relativity transverse uniform vanishes vector potential velocity volume wave length write zero