Principles of Electricity and Electromagnetism |
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Page 13
... Field Strength and Potential . - In discussing the forces between electric charges it is convenient to introduce two additional concepts . The first of these is electric field strength , or more briefly electric field or electric ...
... Field Strength and Potential . - In discussing the forces between electric charges it is convenient to introduce two additional concepts . The first of these is electric field strength , or more briefly electric field or electric ...
Page 71
... Field . - The electric field E is of course the force per unit charge on a test charge located at the point , but when dimensions of atomic magnitude are considered , E may no longer be considered uniform ... FIELD Effective Molecular Field.
... Field . - The electric field E is of course the force per unit charge on a test charge located at the point , but when dimensions of atomic magnitude are considered , E may no longer be considered uniform ... FIELD Effective Molecular Field.
Page 77
... field . It may be shown that this leads on simple assumptions to an effective polarization E ED No field Field E FIG . 3.1 . - Schematic representation of the instantaneous orientation of the molecules of a polar gas under the influence ...
... field . It may be shown that this leads on simple assumptions to an effective polarization E ED No field Field E FIG . 3.1 . - Schematic representation of the instantaneous orientation of the molecules of a polar gas under the influence ...
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alternating current alternating-current amplitude angle angular velocity anode applied approximately armature assumed atom axis calculated capacity cathode cell centimeter characteristic charge q circuit coefficient coil component condenser conduction conductor considered copper current density current flowing curve cylinder deflection determined dielectric constant direct-current discharge distance effective electric field electromotive force electrons electrostatic element energy equal equation ferromagnetic filament flux force frequency function galvanometer given grad grid hence hysteresis impedance induction insulating integral known Laplace's equation linear load magnetic field magnetic moment magnitude maximum measured medium metal meter molecules negative normal obtained ohms parallel plate polarization potential difference potential wave potentiometer produced proportional quantity R₁ radius ratio rectifier region represents resistance rotation Show shown in Fig solenoid solution substance surface temperature terminals theorem torque tube V₁ vector voltage volts wire written zero