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

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Page 19

Case II A uniformly charged infinite cylinder. To find the field at a point outside the

cylinder, note that

of irrotational character and E, vanishes because of reflection

Case II A uniformly charged infinite cylinder. To find the field at a point outside the

cylinder, note that

**symmetry**.requires the field to be radial. (E0 vanishes becauseof irrotational character and E, vanishes because of reflection

**symmetry**about ...Page 91

Ampere's theorem may be used to calculate the field due to coils carrying

currents in cases of high

/. To have Vj = 0, we have to consider the wire endless. To find the field at a point

P ...

Ampere's theorem may be used to calculate the field due to coils carrying

currents in cases of high

**symmetry**. Consider a long straight wire carrying current/. To have Vj = 0, we have to consider the wire endless. To find the field at a point

P ...

Page 160

1 Crystal classes and optic axes According to

crystals may be classified into different types showing different optical behaviour.

The cubic crystals do not show any anisotropy i.e. en = €22 = e33 and thus there

is ...

1 Crystal classes and optic axes According to

**symmetry**of crystalline lattices,crystals may be classified into different types showing different optical behaviour.

The cubic crystals do not show any anisotropy i.e. en = €22 = e33 and thus there

is ...

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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