Principles of Electricity and Electromagnetism |
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Page 307
... magnetic induction at the center μοηί π radius a . is given by Σπα tan Show that this expression approaches the induction at the n center of a circle as n is indefinitely increased . 14. A cylindrical cavity is drilled in a long solid ...
... magnetic induction at the center μοηί π radius a . is given by Σπα tan Show that this expression approaches the induction at the n center of a circle as n is indefinitely increased . 14. A cylindrical cavity is drilled in a long solid ...
Page 316
... induction in Sec . 9.6 , this implies that the self - induction of a circuit ... magnetic materials such as iron , which will be con- sidered in the ... induction are still more closely confined to the surface of the conductor . An ...
... induction in Sec . 9.6 , this implies that the self - induction of a circuit ... magnetic materials such as iron , which will be con- sidered in the ... induction are still more closely confined to the surface of the conductor . An ...
Page 372
... induction but a coercive force about six times as great . It also has ... magnetic properties comparable with typical paramag- netic substances ... magnetic properties . It has a remanent induction of about 2,500 gauss , a coercive force ...
... induction but a coercive force about six times as great . It also has ... magnetic properties comparable with typical paramag- netic substances ... magnetic properties . It has a remanent induction of about 2,500 gauss , a coercive force ...
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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