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

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Page

... optic axes — 160, Conical refraction — 1 62, External conical refraction — 164

14 Solution of Maxwell's equations 168 The near field and the far field — 173 15

Analysis of the

... optic axes — 160, Conical refraction — 1 62, External conical refraction — 164

14 Solution of Maxwell's equations 168 The near field and the far field — 173 15

Analysis of the

**radiation field**178 Dipole and quadrupole radiation — 179-180, ...Page 178

In a similar manner we shall perform a series expansion of exp. ico I r - r' \/c (in

powers of r") occurring in the expression for the potential of the distant field. As

wc have already seen this distant field is a

a ...

In a similar manner we shall perform a series expansion of exp. ico I r - r' \/c (in

powers of r") occurring in the expression for the potential of the distant field. As

wc have already seen this distant field is a

**radiation field**and wc shall thus obtaina ...

Page 208

However this docs not invalidate our earlier analysis leading to a \/R dependence

of the

the case of uniform acceleration the source extends from * = -°°tojc = + °°.

However this docs not invalidate our earlier analysis leading to a \/R dependence

of the

**radiation field**when the source is confined to a finite bounded region — inthe case of uniform acceleration the source extends from * = -°°tojc = + °°.

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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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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