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are the parallel sided transparent media of refractive indices  respectively. They are arranged as shown in the figure. A ray is incident at an angle  on the surface of separation of  which is as shown in the figure. After the refraction into the medium  the ray grazes the surface of separation of the media  and  Then,  equal to

a)

b)

c)

d)



Question ID - 1 | SaraNextGen Top Answer

are the parallel sided transparent media of refractive indices  respectively. They are arranged as shown in the figure. A ray is incident at an angle  on the surface of separation of  which is as shown in the figure. After the refraction into the medium  the ray grazes the surface of separation of the media  and  Then,  equal to

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

Applying Snell’s law between the surfaces  and

Again applying Snell’s law between surfaces  and

From Eqs. (i) and (ii), we get

Here,

127 votes


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