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State true or false.

The relation between the refractive index and critical angle for a given pair of optical media .

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True

False

answer is A.

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Detailed Solution

The given statement is true.
Concept- The relation between the refractive index and critical angle (C) for a given pair of optical media are as follows,
Let us consider the two angle

and

.
Where

is the refractive index of the rare medium and

is the refractive index of denser medium.
By applying snell's law we get,
Question Image

Thus we get the relation,

So, the relation given in the statement is correct, thus it is true.
Hence, the correct answer is option 1.

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