Principles of Electricity and Electromagnetism |
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Page 30
... Laplace's equation and the determination of the potential in a charge - free region is reduced to the problem of finding the appro- priate solution of this equation . The values of V and its derivatives at the boundaries of the region ...
... Laplace's equation and the determination of the potential in a charge - free region is reduced to the problem of finding the appro- priate solution of this equation . The values of V and its derivatives at the boundaries of the region ...
Page 294
... Laplace's equation , and since the sum of any number of terms of this form is also a solution , is a solution , i.e. , V20 = 0 for a circular coil can be found by obtaining a solution of Laplace's equation that reduces to Eq . ( 9.11 ) ...
... Laplace's equation , and since the sum of any number of terms of this form is also a solution , is a solution , i.e. , V20 = 0 for a circular coil can be found by obtaining a solution of Laplace's equation that reduces to Eq . ( 9.11 ) ...
Page 295
Gaylord Probasco Harnwell. = This vector equation represents three scalar equations in the components and is the analogue of Poisson's equation in electrostatics . At points where i , O it becomes Laplace's equation , and A at a point ...
Gaylord Probasco Harnwell. = This vector equation represents three scalar equations in the components and is the analogue of Poisson's equation in electrostatics . At points where i , O it becomes Laplace's equation , and A at a point ...
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Common terms and phrases
alternating current alternating-current ampere amplifier amplitude angle angular anode antenna applied approximately armature assumed atom axis calculated capacity cathode cell characteristic charge circuit coefficient coil component condenser conducting conductor considered constant curl current flowing curve deflection density determined dielectric dielectric constant direct-current direction dynamic resistance effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer grad harmonic hence impedance induction integral ions known length linear load magnetic field magnetic moment magnitude maximum measured meter negative obtained ohms oscillations output parallel phase plane plate current positive potential difference potentiometer quantities R₁ radiation radius ratio reactance region represents resistance resonant rotation scalar shown in Fig solution surface temperature terminals theorem torque transconductance triode tube unit vacuum tube vector velocity voltage volts wave wire written zero