Question

A beam of light composed of red and green ray is incident obliquely at a point on the face of rectangular glass slab. When coming out on the opposite parallel face, the red and green ray emerge from

• A. Two points propagating in two different non parallel directions
• B. Two points propagating in two different parallel directions.
• C. One point propagating in two different directions.
• D. One point propagating in the same directions.

Answer 1

Answer: (B)

Red and green rays emerge from two points,
propagating in two different parallel directions.