Question

6. An equilateral prism of glass of refractive inder
1.45 is immersed in water of refractive index 1.33. A
narrow beam of light falls normally on one face of the
prism. Find the angle of emergence of the beam.
Ans. 70.5
small hulh is placed at the bottom of a tank​

Answer 1

hi freinds good afternoon freinds what are you doing