## Classical Electrodynamics |

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2 Electromagnetic Units and Equations In discussing the units and

electromagnetism we will take as our ... This means that the

ratio of charge and current is that of time.f The continuity equation for charge and

...

2 Electromagnetic Units and Equations In discussing the units and

**dimensions**ofelectromagnetism we will take as our ... This means that the

**dimension**of theratio of charge and current is that of time.f The continuity equation for charge and

...

Page

Thus for a long straight wire carrying a current I, the magnetic induction B at a

distance d has the magnitude (and

of the ratio of electric field to magnetic induction can be found from (A.1), (A.3), (A.

5), ...

Thus for a long straight wire carrying a current I, the magnetic induction B at a

distance d has the magnitude (and

**dimensions**) I B=2k,zz (A.6) The**dimensions**of the ratio of electric field to magnetic induction can be found from (A.1), (A.3), (A.

5), ...

Page

Combining (A.5) with (A.10), we find kg = (A.11) ! an equality holding for both

magnitude and

various systems of electromagnetic units differ in their choices of the magnitudes

and ...

Combining (A.5) with (A.10), we find kg = (A.11) ! an equality holding for both

magnitude and

**dimensions**. 3 Various Systems of Electromagnetic Units Thevarious systems of electromagnetic units differ in their choices of the magnitudes

and ...

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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

acceleration 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