## Principles of Electricity and Electromagnetism |

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Page 212

In ordinary operation the screen is kept at a fixed positive potential of the order of

that of the

cathode as well as the control grid is screened from the

...

In ordinary operation the screen is kept at a fixed positive potential of the order of

that of the

**plate**Ey . This rather large positive potential is necessary since thecathode as well as the control grid is screened from the

**plate**, and it is the screen...

Page 213

ondary electrons liberated at

This region is made use of in various circuits , but for general amplification work it

is a disadvantage in limiting the useful linear range of the is ( eb , ec ) surface .

ondary electrons liberated at

**plate**: contains a larger positive series resistance .This region is made use of in various circuits , but for general amplification work it

is a disadvantage in limiting the useful linear range of the is ( eb , ec ) surface .

Page 506

may be linearly modulated by varying the effective potential applied to the

circuit . The energy dissipated at the

may be linearly modulated by varying the effective potential applied to the

**plate**circuit . The energy dissipated at the

**plate**per cycle is Siplo dt over the interval of**plate**- current flow . This is indicated by the shaded region to the right in the ...### What people are saying - Write a review

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angle 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 respect result rotation seen separation Show shown simple solution space surface temperature terminals transformer tube unit vector volts volume wave wire written zero