Full form of TV is Television.
TV (Television) is an electronic system of transmitting transient images of fixed or moving objects along side sound over a wire or through space by apparatus that converts light and sound into electrical waves and rec…
Full form of LED is Light Emmiting Diode.
A light-emitting diode (LED) is a two-lead semiconductor light source. It is a p–n junction diode that emits light when activated. When a suitable voltage is applied to the leads, electrons are able to recomb…
Full form of LCD is Liquid Crystal Display.
Liquid Crystal is the material used to create each pixel on the screen. The material has a special property - it can 'polarise' light depending on the electrical charge across it.
This feature al…
Full form of CRT is Cathod Ray Tube.
The Cathod Ray Tune (CRT) works in the same way as a television. It contains an electron gun at the back of the glass tube.
This fires electrons at groups of phosphor dots, which coat the inside of the screen. …
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