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

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Page 4

7 (4) The reason for going to the limit is that if the charge e which responds to the

field be

charges on the conductors that may be present in the neighbourhood. We shall ...

7 (4) The reason for going to the limit is that if the charge e which responds to the

field be

**finite**, then it may lead to a change of E by causing a redistribution of thecharges on the conductors that may be present in the neighbourhood. We shall ...

Page 107

Here also similar cases arise when the sources extend to infinity — the integral in

(11) may diverge but the flux integral may converge to a

case in our example 3. Example 1. Self inductance of a long straight wire Here ...

Here also similar cases arise when the sources extend to infinity — the integral in

(11) may diverge but the flux integral may converge to a

**finite**value. This is thecase in our example 3. Example 1. Self inductance of a long straight wire Here ...

Page 214

Familiar examples are the continuous radiation from an X-ray tube where

electrons are stopped in the target or the radiation accompanying the emission of

a P-particle which may be looked upon as an increase of velocity from zero to a

Familiar examples are the continuous radiation from an X-ray tube where

electrons are stopped in the target or the radiation accompanying the emission of

a P-particle which may be looked upon as an increase of velocity from zero to a

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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