## Electromagnetism for engineers: an introductory course |

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### Contents

TWO ELECTRIC CHARGES AT REST | 11 |

THREE ELECTRIC CHARGES AT REST II | 32 |

FOUR STEADY ELECTRIC CURRENTS | 63 |

Copyright | |

5 other sections not shown

### Common terms and phrases

air gap alternating current amperes applied atomic axis capacitance capacitor chapter charge Q circuital law coil conductor Consider constant cross-section current element current ﬂow current loop curve deﬁned deﬁnition diameter dielectric difﬁculty dimensions dipole direction discussion distance eddy current electric and magnetic electric charges electric current electric ﬁeld strength electrical energy electrical engineering electromotive force electrons electrostatic ﬁeld equation equipotentials Faraday’s law ﬁnd ﬁxed ﬂuid ﬂux linked frequency Gauss’s theorem gravitational Hence hysteresis loop inside inverse square law iron core kinetic energy length loss magnetic effects magnetic ﬁeld strength magnetic materials magnetic pole magnetic potential magnetizing winding magnetomotive force Maxwell’s mechanical metal motion moving charge Newton’s Ohm’s law parallel path permanent magnet permittivity perpendicular plane point charge pole strength potential difference potential energy protons radius resistance result shown in Fig shows solenoid sphere surface charge tubes of ﬂux velocity voltage Wb/ml