Principles of Electricity and Electromagnetism |
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Page 64
... linear relation assumed to hold between the polarization and the field , Eq . ( 2.24 ) is said to represent a linear dielectric . If in addition the dielectric is homogeneous , may be removed from the divergence symbol and the equation ...
... linear relation assumed to hold between the polarization and the field , Eq . ( 2.24 ) is said to represent a linear dielectric . If in addition the dielectric is homogeneous , may be removed from the divergence symbol and the equation ...
Page 205
... linear approx . quadratic approx . air дів 1 Sa2ib d2in is = 1b + eg + ep + Fe2 + 2 дес деь 2 de2 де деь -Сgep + деге + linear approx . quadratic approx . Here e , and ep are the variations ( generally small ) of the independent ...
... linear approx . quadratic approx . air дів 1 Sa2ib d2in is = 1b + eg + ep + Fe2 + 2 дес деь 2 de2 де деь -Сgep + деге + linear approx . quadratic approx . Here e , and ep are the variations ( generally small ) of the independent ...
Page 235
... linear time axis . the spot is drawn across the screen FIG . 7.31 . - Saw - tooth wave for obtaining a at an approximately constant rate for a time 7 , then returns to its starting point in a negligible time . This occurs once per cycle ...
... linear time axis . the spot is drawn across the screen FIG . 7.31 . - Saw - tooth wave for obtaining a at an approximately constant rate for a time 7 , then returns to its starting point in a negligible time . This occurs once per cycle ...
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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