Principles of Electricity and Electromagnetism |
From inside the book
Results 1-3 of 29
Page 438
... resonant condition X1X2 ( X1 + X2 ) = + ( X1R2 + X2R } ) ( 13.15 ) In general this is a cubic equation in w2 and the three roots give the three resonant frequencies . In the limit of R1 = R20 , R also vanishes and the impedance is a ...
... resonant condition X1X2 ( X1 + X2 ) = + ( X1R2 + X2R } ) ( 13.15 ) In general this is a cubic equation in w2 and the three roots give the three resonant frequencies . In the limit of R1 = R20 , R also vanishes and the impedance is a ...
Page 510
... resonant circuit which presents a low resistance for the resonant frequency is of the type to induce instability and generate oscillations of approximately the resonant frequency . Whereas for the type b characteristic the external ...
... resonant circuit which presents a low resistance for the resonant frequency is of the type to induce instability and generate oscillations of approximately the resonant frequency . Whereas for the type b characteristic the external ...
Page 513
... resonant circuit can be made to oscillate strongly in the region of audio frequencies . The pulsations of the arc itself which are induced by the varying current make the arc act as an acoustic source and the frequency of oscillation ...
... resonant circuit can be made to oscillate strongly in the region of audio frequencies . The pulsations of the arc itself which are induced by the varying current make the arc act as an acoustic source and the frequency of oscillation ...
Other editions - View all
Common terms and phrases
angle antenna applied approximately assumed atom axis becomes calculated capacity carrying cell characteristic charge circuit closed coil component condition conducting conductor connected considered constant curve density depends determined dielectric difference direction discharge discussion distance effective electric electrons element energy equal equation evident expression factor field flow flux force frequency function galvanometer given grid hence impedance important increases indicated induction integral ions known length limited linear load losses magnetic magnetic field magnitude maximum means measured mechanical metal meter method negative normal obtained oscillations parallel path period phase placed plate positive potential present produced proportional quantities radius ratio reduced region relation represents resistance result rotation seen separation Show shown simple solution space surface temperature terminals transformer tube unit vector volts volume wave wire written zero