5 A ray of light falls on a transparent glass slab of

Last updated: 6/26/2023

5 A ray of light falls on a transparent glass slab of refractive index 1 62 If the reflected ray and refracted ray are mutually perpendicular the angle of incidence is 1 tan 1 62 3 tan 1 33 2 tan 4 tan 1 62 1 33