Heat supplied to the cathode by directing a current through a coil of wire is called(a) Electron gun(b) Electron beam(c) Filament(d) Anode and cathodeThe question was posed to me by my college professor while I was bunking the class.My query is from Graphics Hardware and Display devices topic in chapter Basic of Computer Graphics of Computer Graphics

Heat supplied to the cathode by directing a current through a coil of

1.	Heat supplied to the cathode by directing a current through a coil of wire is called(a) Electron gun(b) Electron beam(c) Filament(d) Anode and cathodeThe question was posed to me by my college professor while I was bunking the class.My query is from Graphics Hardware and Display devices topic in chapter Basic of Computer Graphics of Computer Graphics
Answer» RIGHT CHOICE is (c) Filament The EXPLANATION: In CRT the filament is responsible for supply of POWER.

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