Question

Total internal reflection occurs when

• A. Angle of incidence is less than critical angle
• B. Angle of incidence is greater than critical angle
• C. Total internal reflection doesn't depend on angle of incidence or critical angle
• D. Angle of incidence is equal to critical angle

Answer 1

The correct option is B

Angle of incidence is greater than critical angle

Total internal reflection occurs when angle of incidence is greater than critical angle.