A ray of light passes from glass to air at an angle of `19.5^@`. Calculate the angle of refraction, given refractive index of glass w.r.t. air is `3//2`.

A ray of light passes from air to glass (n = 1.5) at an angle of 30^(@) . Calculate the angle of refraction.

A ray of light passes from air to glass (mu = 1.5) at an angle of 30^@ .Calculate angle of refraction.

A ray of light passes from glass into air. The angle of refraction will be:

A ray of light enters in air from glass. What wi be deviation angle if angle of incidence is 50^@ Take refractive index of glass 1.5.

A ray of light falls on a glass slab at an incident angle of 45^(@) and refracted at angle of 30^(@) . What is the refractive index of the glass with respect to air ?

A ray of light falls on a glass slab at an incident angle of 45^(@) and refracted at angle of 30^(@) . What is the refractive index of the glass with respect to air ?

A ray of light is travelling from glass to air. The angle of incidence in glass is 35^(@) , and angle of refraction in air 60^(@) . What is the refractive index of glass w.r.t. air ?