For the given incident ray as shown in figure, the condition of total internal refraction of this ray the required refractive index of prism will be

Question

${{\sqrt 3 + 1} \over 2}$

${{\sqrt 2 + 1} \over 2}$

$\sqrt {{3 \over 2}} $

$\sqrt {{7 \over 6}} $

Please login to view the detailed solution steps...