Question

110 a
a
5
1
conve
48. A ray of light refracts from medium 1 int
thin layer of medium 2, crosses the layer and :
incident at the critical angle on the interface between
the medium 2 and 3 as shown in the figure. If the
angle of incidence of ray is o, the value of is
thel
surfa
4
1.6
2) sin-1
My = 1.8
the = 1.3
3) sin
4) sin​

Answer 1

Answer:

What's a question????????