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  • A ray of light is incident normally on one face of a right angled isosceles prism. It then emerges parallel to this face. The refractive index of the material of the prism is:<div class='qna-op

A ray of light is incident normally on one face of a right angled isosceles prism. It then emerges parallel to this face. The refractive index of the material of the prism is:

Option: 1

1.33


Option: 2

1.414


Option: 3

1.5


Option: 4

1.732


Answers (1)

best_answer


As is clear from figure, \mathrm{C=45^{\circ}}
\mathrm{\mu=\frac{1}{\sin C}=\frac{1}{\sin 45^{\circ}}=\sqrt{2}=1.414}

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Divya Prakash Singh

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