Principles of Electricity and Electromagnetism |
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Page 278
... written 1 dFi Ciniz = dl , X ( dl2 X r1 ) r.2 C is an arbitrary constant which depends upon the units chosen , г1 is a unit vector in the direction from dl2 to dl1 , and the parentheses indicate that the inner vector product is to be ...
... written 1 dFi Ciniz = dl , X ( dl2 X r1 ) r.2 C is an arbitrary constant which depends upon the units chosen , г1 is a unit vector in the direction from dl2 to dl1 , and the parentheses indicate that the inner vector product is to be ...
Page 299
... written L , for circuit j , is the flux through the circuit per unit current in that circuit itself . Since do L di , the equa- tion for dU would be written = dU = Li di This may be integrated immediately between the limits 0 and i to ...
... written L , for circuit j , is the flux through the circuit per unit current in that circuit itself . Since do L di , the equa- tion for dU would be written = dU = Li di This may be integrated immediately between the limits 0 and i to ...
Page 481
... written for the partial derivative with respect to t and the preceding equations reduce to and dV ' = − ( R ' + jL'w ) i ' dx di ' - ( G ' + jC'∞ ) V ' dx ( 14.26 ) for V ' and i ' as functions of x . By differentiating one or the ...
... written for the partial derivative with respect to t and the preceding equations reduce to and dV ' = − ( R ' + jL'w ) i ' dx di ' - ( G ' + jC'∞ ) V ' dx ( 14.26 ) for V ' and i ' as functions of x . By differentiating one or the ...
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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