Principles of Electricity and Electromagnetism |
From inside the book
Results 1-3 of 27
Page 455
... resonant circuit when L is varied at constant Q. 18. Derive Eq . ( 13.19 ) . 19. A 10 - henry inductance is available for the construction of the phase - shifting circuit of Fig . 13.16 on a 60 - cycle line . What is the proper value of ...
... resonant circuit when L is varied at constant Q. 18. Derive Eq . ( 13.19 ) . 19. A 10 - henry inductance is available for the construction of the phase - shifting circuit of Fig . 13.16 on a 60 - cycle line . What is the proper value of ...
Page 473
Gaylord Probasco Harnwell. the crystal viscosity , which is small , hence the resonant current is large . The ratio woa / ß is the Qo value of the crystal as a resonant electrical element . It is larger by a factor of from 10 to 100 than ...
Gaylord Probasco Harnwell. the crystal viscosity , which is small , hence the resonant current is large . The ratio woa / ß is the Qo value of the crystal as a resonant electrical element . It is larger by a factor of from 10 to 100 than ...
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 ...
Other editions - View all
Common terms and phrases
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 discharge effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer grad grid hence impedance induction integral ions known Laplace's equation length linear load magnetic field magnetic moment magnitude maximum measured metal meter negative obtained ohms oscillations output parallel phase plate positive potential difference potential wave potentiometer produced proportional quantities R₁ radiation radius ratio reactance region represents resistance resonant rotation shown in Fig solenoid solution surface temperature terminals theorem torque tube unit V₁ vector velocity voltage volts wire written zero