Question

What is one important function of Fluorescent screen?

Answer 1

Fluorescent screen:

1. When an electron beam strikes a fluorescent screen, it produces a bright spot due to fluorescence.
2. A vacuum tube in which a fluorescent projector produces a trace of an electron beam deflected by induced magnetic and electric fields is known as a cathode ray tube.
3. Cathode ray tubes are used to convert an electrical signal into a visual image.
4. Phosphor is used to create the fluorescent screen.
5. When light strikes it, it produces light.