Questions
A ray of light incident on one refracting face of a prism of angle . It undergoes total internal reflection at the second face. If , the maximum angle of incidence on the first face is
detailed solution
Correct option is A
minimum value of r2=ic is 450 as μ=2then r1 =A-r2 will be 750-450=300according to Snell's law sini1sinr1=2sini1=2sin300=12i1=450Talk to our academic expert!
Similar Questions
ABC is an isosceles right angled triangle with the angle BAC 90o. A ray of light parallel to the base BC strikes the face AB. The refracted ray in the prism strikes the base BC. If the refractive index of the material of the prism is , find the total angle of deviation of the final emergent ray
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