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

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Page 33

In the

as also electrons outside the nuclei. Normally the

neutral but depending on their structure they may or may not have a dipole

moment ...

In the

**molecules**of the medium we have positive charges (protons in the nuclei)as also electrons outside the nuclei. Normally the

**molecules**are electricallyneutral but depending on their structure they may or may not have a dipole

moment ...

Page 43

2e+l Molecular polarizability and Clausius-Mossotti relation To build up a

molecular theory of dielectrics, we must consider the actual field which acts on a

a ...

2e+l Molecular polarizability and Clausius-Mossotti relation To build up a

molecular theory of dielectrics, we must consider the actual field which acts on a

**molecule**of the dielectric. So far the discussions have been on the assumption ofa ...

Page 44

Hence on deducting this, the field at 0 due to distant regions is „ 4nP E +-T- (b)

We must now add to the above the actual field due to the distribution of discrete

Hence on deducting this, the field at 0 due to distant regions is „ 4nP E +-T- (b)

We must now add to the above the actual field due to the distribution of discrete

**molecules**within the sphere of radius r. If the arrangement of the**molecules**be ...### 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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### 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