then the angle of minimum deviation is :

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A beam of monochromatic light is incident on one face of the equilateral prism the angle of incidence being 55^∘. If the angle of emergence is 46^∘, then the angle of minimum deviation is :
17
Nov
A beam of monochromatic light is incident on one face of the equilateral prism the angle of incidence being 55^∘. If the angle of emergence is 46^∘, then the angle of minimum deviation is : A beam of monochromatic light is incident on one face of the equilateral prism the angle of incidence being 55^∘. [...]
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