Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Ray Optics

Question:

For the same angle of incidence, the angles of refraction in three different media A, B and C are 15, 25, 35 respectively. In which medium will the velocity of light be minimum?

Options:

B

A

C

same for all

Correct Answer:

C

Explanation:

Use :

μ = c/v = sin i/ sin r

∴ μ ∝ 1/ sin r