56 A ray of light refracts from medium 1 into a thin layer

Last updated: 5/28/2023

56 A ray of light refracts from medium 1 into a thin layer of medium 2 crosses the layer and is incident at the critical angle on the interface between the medium 2 and 3 shown in the figure If the angle of incidence of ray is 0 the value of is bla 1 sin 1 1 2 3 8 610 0 1 6 H 1 8 3 1 3 2 sin 13 18