A ray of light is incident on an equilateral triangular g...
A ray of light is incident on an equilateral triangular glass prism of refractive index 3/2, Calculate the angle through which the ray is minimally deviated in the prism
30.0∘
37.2∘
42.0∘
48.6∘
Correct answer is B
For the equilateral glass prism A = 600
32Sin(Dm+602)(602)=( Sin Dm+602)0.5⟹Dm=37.2∘