Question
Question: A ray of light is incident normally on one face of an equilateral prism of refractive index 1.5. The...
A ray of light is incident normally on one face of an equilateral prism of refractive index 1.5. The angle of deviation is –
A
300
B
450
C
600
D
750
Answer
600
Explanation
Solution
Total internal reflection occurs at the second surface.