Three right angled isosceles prisms A, B and C of the same material are placed in contact with each other as shown in figure. When a ray of light passes through a single prism, if suffers deviation p. What will be the angle of deviation for same ray if it passes through the combination?
A)less than P
B) more than p
C) P
D) None of these
Correct Answer:
C
Solution :
From two opposite it will cancel out so it will by one only hence P.