Q. The phenomenon of total internal reflection occurs when light travels:

  • (A) From rarer to denser medium
  • (B) From denser to rarer medium
  • (C) Between media of same density
  • (D) In vacuum only
✅ Correct Answer: (B) From denser to rarer medium
Explanation: Total internal reflection occurs when light travels from a denser to a rarer medium and the angle of incidence exceeds the critical angle.

Published by Jyoti ⭐ 1.79K Points at 14-Jun-2026 08:47 am in Physics

Explanation by: Jyoti
Total internal reflection occurs when light travels from a denser to a rarer medium and the angle of incidence exceeds the critical angle.

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