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When a ray of light is incident at an angle of incidence 60° on one face of an equilateral prism the angle of deviation is found to be minimum. The refractive index of the prism material is: |
$\sqrt{3}$ $\sqrt{2}$ 1.5 1.33 |
$\sqrt{3}$ |
The correct answer is Option (1) → $\sqrt{3}$ |
