## Electromagnetic fields and waves |

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### Contents

Needed Mathematics | 1 |

Coulombs Law and Static Electric Fields | 44 |

Electric Dipole | 55 |

Copyright | |

17 other sections not shown

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### Common terms and phrases

amplitude antenna array assume axis boundary capacitor centre charge density charge Q circle circuit circular co-ordinates components conducting plane conductor constant coulomb Coulomb's Law curl curve cylinder dielectric differential dipole direct current direction lines displacement distance earth electric charges electric field intensity electron electrostatic enclosed equal to zero equation equipotential surface field map flow frequency Gauss's law Gaussian surface give given by Eq Hence image charge infinitely long inside ionosphere isotropic Laplace's equation layer length line integral located magnetic field intensity magnetic flux magnetic potential magnitude Maxwell's medium metre obtained parallel path perpendicular plates point charge positive Poynting vector quantity radiation pattern radius result right angles scalar shown in Fig shows side sky wave solution space sphere spherical uniform uniformly charged unit vector varying velocity voltage volume wave propagation waveguide z-axis