Railways PYQCBT 2 2017

RRB NTPC · Question 53

Bending of light at the boundary between two media is the effect of ________.

  1. Scattering

  2. Reflection

  3. Refraction

  4. Diffusion

Show answer & explanation

Answer: (C) Refraction

Explanation

Light changes speed when it passes from one medium to another, so it bends at the boundary. This bending is refraction.