Which of the following statements is/are true regarding total internal reflection?

It takes place only when rays of light travel from a denser medium to a rarer medium.

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It takes place when the angle of incidence is greater than the critical angle.

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The rays of light are absorbed.

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All of the above

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Solution

The correct options are
A It takes place only when rays of light travel from a denser medium to a rarer medium.
B It takes place when the angle of incidence is greater than the critical angle.
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