Principles of Electricity and Electromagnetism |
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Page 30
... region is free of charges and the field is produced by charged surfaces or by charges that can be excluded from the region by closed surfaces drawn about them , Poisson's equation reduces to vV = 0 ( 1.30 ) throughout the charge - free ...
... region is free of charges and the field is produced by charged surfaces or by charges that can be excluded from the region by closed surfaces drawn about them , Poisson's equation reduces to vV = 0 ( 1.30 ) throughout the charge - free ...
Page 270
... region Electrometer 10-11 Strong ionization 10-12 10-13 Weak ionization + D.C. potential No ionization < -lonization -Stabalized corona Corona There is , however , one important application of corona in so - called discharge - tube ...
... region Electrometer 10-11 Strong ionization 10-12 10-13 Weak ionization + D.C. potential No ionization < -lonization -Stabalized corona Corona There is , however , one important application of corona in so - called discharge - tube ...
Page 305
... region external to the wire , ( 2 ) the region of the wire itself . Region 1 is assumed to be very much greater than region 2. In region 1 it will be legitimate to consider all the current as concentrated in the central filament of the ...
... region external to the wire , ( 2 ) the region of the wire itself . Region 1 is assumed to be very much greater than region 2. In region 1 it will be legitimate to consider all the current as concentrated in the central filament of the ...
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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