Explain the various characteristics of LASER?
admin Various characteristics of LASER are: 1. Pumping source is present in all lasers which provide energy. 2. Active material is also used in all lasers. Its main purpose is to…
Principles of Communication
Explain various applications of LASER?
Various applications of LASERS are :- 1. Communication: – long distance telephone calls can be made using laser beams. 2. Surgery: – Retinal operations are carried out with the help…
What is Modulation of Light?
If we want to send or receive information through optical fiber cables then we have to attach some light signals with the information. This can be achieved either by digital…