If the refractive index of a material of equilateral prism is √3 then angle of minimum deviation of the prism is

Question

If the refractive index of a material of equilateral prism is \(\sqrt{3}\) then angle of minimum deviation of the prism is 

(a) 60° 

(b) 45° 

(c) 30° 

(d) 75°

Answer 1

(a) 60°

Explanation: A = 60°, n = \(\sqrt{3},D = ?\)

D = 60°.