Questions
Angle of minimum deviation is equal to the angle of prism A of an equilateral glass prism. The angle of incidence at which minimum deviation will be obtained is
detailed solution
Correct option is A
A=δm=60∘ At minimum deviation i=A+δm2=60∘Talk to our academic expert!
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One of the refracting surfaces of a prism of angle 30° is silvered. A ray of light incident at angle of 60° retraces its path. The refractive index of the material of prism is
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