I. Rays of light travel from a less dense medium to a denser medium. II. The Angle of incidence is greater than critical angle. III. Rays of light travel from a denser medium to a less dense medium. Which of the statements above are conditions for total internal reflection to occur?
- I & II only
- I & III only
-
II & III only
- II only
The correct answer is: C
Explanation
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