## Classical Electrodynamics |

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Page 7

However, it isoften simpler to deal with scalar rather than vector functions of

below). 1.5 Another Equation of Electrostatics and the Scalar Potential The single

...

However, it isoften simpler to deal with scalar rather than vector functions of

**position**, and then to derive the vector quantities at the end if necessary (seebelow). 1.5 Another Equation of Electrostatics and the Scalar Potential The single

...

Page 124

Suppose that initially the electric field E0 due to a certain distribution of charges

po(x) exists in a medium of dielectric constant so which may be a function of

eoEo.

Suppose that initially the electric field E0 due to a certain distribution of charges

po(x) exists in a medium of dielectric constant so which may be a function of

**position**. The initial electrostatic energy is Wo = 1 Jr. • Dodox 87 where Do =eoEo.

Page 150

This well-known result for the potential energy of a dipole shows that the dipole

tends to orient itself parallel to the field in the

We remark in passing that (5.73) is not the total energy of the magnetic moment

in ...

This well-known result for the potential energy of a dipole shows that the dipole

tends to orient itself parallel to the field in the

**position**of lowest potential energy.We remark in passing that (5.73) is not the total energy of the magnetic moment

in ...

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### Contents

Introduction to Electrostatics | 1 |

Nš 3 | 3 |

Greens theorem | 14 |

Copyright | |

30 other sections not shown

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### Common terms and phrases

angle angular applied approximation assumed atomic average axis becomes boundary conditions calculate called Chapter charge classical collisions compared component conducting conductor Consequently consider constant coordinates cross section cylinder defined density depends derivative determine dielectric dimensions dipole direction discussed distance distribution effects electric field electromagnetic electron electrostatic energy equal equation example expansion expression factor force frame frequency function given gives incident inside integral involved limit Lorentz loss magnetic magnetic field magnetic induction magnitude mass means momentum motion moving multipole normal observation obtain origin parallel particle physical plane plasma polarization position potential problem properties radiation radius region relation relative result satisfy scalar scattering shows side simple solution space sphere spherical surface transformation unit vanishes vector velocity volume wave written