## Physics and mathematics in electrical communication: a treatise on conic section curves, exponentials, alternating current, electrical oscillations and hyperbolic functions |

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### Contents

Introduction | 2 |

The Conic Sections | 7 |

Circle Sine Cosine Areas Simple Harmonic Motion | 21 |

Copyright | |

14 other sections not shown

### Common terms and phrases

abscissa algebraic alternating current amount amperes per second amplitude arithmetic assumed attenuation axis barrow battery calculated capacitance capacitor charge circle circular radian circular sine cone conic section conjugate hyperbola constant ratio coordinate axis cosine coulombs counterclockwise curve of Chart cycles decay decibels decrease discussed distance doctrine eccentricity ellipse energy stored equal equilateral or rectangular exponent exponential equations expression fact factor farad Figure final formula frequency geometric progression hyperbolic angle hyperbolic functions hyperbolic radians hyperbolic sine hypotenuse increase inductance instant intersecting plane involved length less than unity logarithmic base magnetic field mathematical maximum miles namely Naperian natural neon lamp nepers numerical value ordinate oscillations parabola portrayed power delivered radius reactance reactive voltage readily resistance rotation second per second series expansion simple harmonic motion sine and cosine sine curve sinh and cosh slope straight line switch tangent vector velocity waves wheelbarrow zero