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For the given incident ray ( refer to the image attached) the condition for total internal reflection of this ray the required refractive index of prism will be

For the given incident ray ( refer to the image attached) the condition for total internal reflection of this ray the required refractive index of prism will be

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Grade:12th pass

1 Answers

sunny
21 Points
6 years ago
  1. the first equation is         sin45×1=sin∂×Refractive index       (snells law)                                    2.the second eq.is          sin(90-∂)×refractive index=sin90×1                       solve for refractive index

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