## Basic Electricity for Communications |

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### Contents

SOME FUNDAMENTALS | 1 |

OHMS LAW | 9 |

ELECTRIC POWER AND ENERGY | 52 |

Copyright | |

26 other sections not shown

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### Common terms and phrases

a-c circuit alternating current ammeter amperes amplifier armature average battery capacitive reactance capacitor cell centimeter charge circuit of Fig circular mils coil conductor connected copper current flowing curve cycles decibels delivered dielectric direct current electric circuit electric current electrons equal equation Example filament flux density frequency galvanometer grid voltage heat impedance impressed voltage inch induced emf inductive reactance input instantaneous value insulation internal resistance load resistance loop magnetic circuit magnetic field magnetic flux magnetic lines material maximum value measured megohm meter mils motor mutual conductance negative Ohm's law ohms output parallel combination permeability phase plate circuit plate current plate resistance plate voltage positive pressure primary Prob radio rectifier reluctance resistor resonance series circuit shown in Fig shunt Solution temperature terminal voltage Thevenin's theorem transformer transistor triode tube vector diagram voltage and current voltage drop voltage gain voltmeter volts wire zero