Question

. A monochromatic ray of light is incident at an angle of 50° on one of the refracting
surfaces of an equilateral prism. What is the refractive index of the material of the
prism, if the angle of emergence is also 50°? [sin 50º = 0.766]
(1) 1.46
(2) 1.532
(3) 1.57
(4) 1.62
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Answer 1

Answer:

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