Q 12-09-021NEETJEE MainEasy
The critical angle for a medium in contact with air is $30°$. Its refractive index is
Answer: (D) $2$
$\mu = \dfrac{1}{\sin C} = \dfrac{1}{\sin 30°} = 2$.
Solution by Sreeraj P, M.Sc Physics
The critical angle for a medium in contact with air is $30°$. Its refractive index is
Answer: (D) $2$
$\mu = \dfrac{1}{\sin C} = \dfrac{1}{\sin 30°} = 2$.
Solution by Sreeraj P, M.Sc Physics