Q. A ray of light coming. Which of the following figures, shows dispersion of light?
A)
B)
C)
D)
Explanation
(d) After refraction through a medium, red rays deviate less. Also, since air is rarer than water, so the rays bend towards the normal. So, the correct dispersion pattern is (b).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.