Find the critical angle for a glass-water interface,if refractive index of glass`3//2` and that of water is `4//3`.

What is the critical angle for materail of refractive index sqrt 2 ?

What is the critical anle for a ray going from glass into water?The refractive indices of glass and water are 1.62 and 1.32 respectivley.

What is the Brewster angle for air to glass transition? (Refractive index of glass = 1.5.)

A glass slab is immersed in water.Find the critical angle at glass-water interface.Given, mu^a_g = 1.5 and mu^a_w=1.33 .

A lens has a power of +5 D in air.If completely immersed in water,what will be its power ?Given,refractive index of glass = 3//2 ,refractive index of water = 4//3 .

Refractive index of glass is 1.5 find critical angle for glass.