Question:
5 The refractive index of the material of a prism is 2 and
Last updated: 6/26/2023
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5 The refractive index of the material of a prism is 2 and the angle of the prism is 30 One of the two refracting surfaces of the prism is made a mirror inwards by silver coating A beam of monochromatic light entering the prism from the other face will retrace its path after reflection from the silvered surface if its angle of incidence on the prism is 1 60 3 30 2 45 4 zero