In a cathode ray tube state. How is it possible to increase the rate o

1.	In a cathode ray tube state. How is it possible to increase the rate of emission of electrons.
Answer» (i) Decrease work function. (ii) Coating the cathode with a layer of alkaline earth metallic oxides (or) hydrides.

In a cathode ray tube state. How is it possible to increase the rate of emission of electrons.

Answer»

(i) Decrease work function.

(ii) Coating the cathode with a layer of alkaline earth metallic oxides (or) hydrides.