Physics · Optics
Total internal reflection occurs when a ray of light travels from an optically denser medium to a rarer medium and which of the following conditions is satisfied?
- 1The angle of incidence is greater than the critical angle✓
- 2The angle of refraction is equal to the angle of incidence
- 3The angle of incidence is less than the critical angle
- 4The angle of incidence is equal to 90°
Correct answer
The angle of incidence is greater than the critical angle
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