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 Form 3 Physics Refraction of Light Questions and Answers

One of the conditions for total internal reflection to occur is that angle of incidence must be greater than the critical angle of the medium. State the other
condition.

 (1m 2s)
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Answer Text:
- Light must travel from an optically denser to a less dense or rarer medium. The incident ray is inside the optically denser of the
two media.


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