Showing posts from March, 2022

Frame of References (Inertial Frame and Non Inertial Frame)

Characteristics, Advantages, Disadvantages and Applications of Ruby Laser

Principle, Construction and Working of the Ruby Laser

Numerical Aperture and Acceptance Angle of the Optical Fibre

Four Level Pumping in Laser

Three level pumping in Laser

Two Level Pumping in Laser