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

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Page 51

Case of a point charge in front of an infinite conducting

distance r from the infinite place AOA' which is at zero potential. The potential

function 0 will satisfy the equation V20= - 4n<7 5(r - OP) (we are taking the origin

...

Case of a point charge in front of an infinite conducting

**plane**The charge q is at adistance r from the infinite place AOA' which is at zero potential. The potential

function 0 will satisfy the equation V20= - 4n<7 5(r - OP) (we are taking the origin

...

Page 52

on the

a2 + r2fn where we have written a for the distance OP, r is the distance of the

point on the

directed ...

on the

**plane**is directed normally i.e. along x-axis and has the magnitude -2^a/(a2 + r2fn where we have written a for the distance OP, r is the distance of the

point on the

**plane**from 0 and the negative sign indicates that the intensity isdirected ...

Page 128

In the second case the situation will be reversed — E will be normal to the

of incidence and B in this

the form ak + bn. B in the perpendicular

In the second case the situation will be reversed — E will be normal to the

**plane**of incidence and B in this

**plane**. Thus Case I E in the**plane**of k and n, so E is ofthe form ak + bn. B in the perpendicular

**plane**, so Bn = 0. It is easy to check that ...### What people are saying - Write a review

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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