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

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Page 102

c Using (7) in (6) wc get back equation (5) VxE=-- B c Energy of the magnetostatic

field Even when a current is being driven in a stationary ... We start with Ohm's

law: j = a[E + E;] (8) where E is the impressed

...

c Using (7) in (6) wc get back equation (5) VxE=-- B c Energy of the magnetostatic

field Even when a current is being driven in a stationary ... We start with Ohm's

law: j = a[E + E;] (8) where E is the impressed

**electric field**(e.g. due to a battery of...

Page 245

The last term on the right is the usual drift due to

dependence) while the second term arises due to time dependence of E and is

known as polarization drift of the guiding centre. This drift, e dE mc2 dE is thus in

...

The last term on the right is the usual drift due to

**electric field**(irrespective of timedependence) while the second term arises due to time dependence of E and is

known as polarization drift of the guiding centre. This drift, e dE mc2 dE is thus in

...

Page 309

In case the

, one may reduce the

transformation. Thus suppose E^H2 and take the >-and z-dircctions along E and

H ...

In case the

**electric**and magnetic**fields**are orthogonal in one frame so that EH =0, one may reduce the

**field**to a simple**electric**or magnetic**field**by a Lorentztransformation. Thus suppose E^H2 and take the >-and z-dircctions along E and

H ...

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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