Principles of Electricity and Electromagnetism |
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Page 42
... distance x from the center is given by Ex ¶® [ 1 − x ( R2 + x2 ) −1⁄2 ] - = 2KO - 9. Show that it is not possible to produce a unidirectional electric field for which the magnitude of the field changes in the direction normal to that ...
... distance x from the center is given by Ex ¶® [ 1 − x ( R2 + x2 ) −1⁄2 ] - = 2KO - 9. Show that it is not possible to produce a unidirectional electric field for which the magnitude of the field changes in the direction normal to that ...
Page 43
... distance apart . Eo is then equal to 2q / 4πкod2 , where q is the magnitude of each charge and d is the distance from the region under consideration . ( qd remains finite as q and d are indefinitely increased . ) Show by the method of ...
... distance apart . Eo is then equal to 2q / 4πкod2 , where q is the magnitude of each charge and d is the distance from the region under consideration . ( qd remains finite as q and d are indefinitely increased . ) Show by the method of ...
Page 382
... distance a from a very large plane slab of material of permeability μ . Show that the magnetic energy is the same as that between two small magnets of moment m and m ' a distance 2a apart for which m ' $ = = ( 1 ) m , and in the ...
... distance a from a very large plane slab of material of permeability μ . Show that the magnetic energy is the same as that between two small magnets of moment m and m ' a distance 2a apart for which m ' $ = = ( 1 ) m , and in 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