Principles of Electricity and Electromagnetism |
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Page 253
... discharge can be main- tained in the gas . It is approximately equal to the normal cathode fall which is the lowest voltage at which the later forms of discharge can be maintained between the electrodes . The phenomena that occur for V ...
... discharge can be main- tained in the gas . It is approximately equal to the normal cathode fall which is the lowest voltage at which the later forms of discharge can be maintained between the electrodes . The phenomena that occur for V ...
Page 261
... discharge ensues until the potential is sufficiently high to induce electron emission from the plate and establish a cold - cathode discharge . This is known as the flashback potential and it limits the inverse peak voltage that can be ...
... discharge ensues until the potential is sufficiently high to induce electron emission from the plate and establish a cold - cathode discharge . This is known as the flashback potential and it limits the inverse peak voltage that can be ...
Page 266
... discharge differs from those that have been discussed only in the mechanism of electron emission by the cathode . Before the discharge can develop from the Townsend stage to that characterized by the plasma , some of the activi- ties of ...
... discharge differs from those that have been discussed only in the mechanism of electron emission by the cathode . Before the discharge can develop from the Townsend stage to that characterized by the plasma , some of the activi- ties of ...
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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 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