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

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Page 142

Here the

This is a necessary consequence of the boundary conditions. We can call such

waves plane fronted as distinct from plane waves, by the latter term we shall

Here the

**fields**are not constants over the x-y planes which are the wave fronts.This is a necessary consequence of the boundary conditions. We can call such

waves plane fronted as distinct from plane waves, by the latter term we shall

**mean**...Page 207

The first term in (1) is just the

particle. ... If лл c (a condition which docs not

point of view of the special theory of relativity — a Lorentz transformation may ...

The first term in (1) is just the

**field**we obtain for the uniformly moving chargedparticle. ... If лл c (a condition which docs not

**mean**any loss of generality from thepoint of view of the special theory of relativity — a Lorentz transformation may ...

Page 244

We shall take this force

normal to B. (Any component in the ... and perpendicular to B and thej^ariation

with time is slow by which we

large ...

We shall take this force

**field**to be uniform and constant and further that it isnormal to B. (Any component in the ... and perpendicular to B and thej^ariation

with time is slow by which we

**mean**that the characteristic time of variation of E islarge ...

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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