A light ray is incident on a plane glass slab of thickness ‘t’ at an angle of incidence ‘i’ as shown in the figure. If `mu` is the refractive index of glass. Then find time taken by the light ray to travel through the slab.

A ray of light is incident on a glass slab of thickness t, at an angle i,r is the angle of refraction in the glass slab. Distance travelled in the glass slab is

A ray of light is incident on a glass slab of thickness t at angle i , r is angle of refraction in glass plate. Distance travelled in glass plate is

A ray of light is incident perpendicularly on a glass slab. The angle of incidence is 90^(0) .

A ray of light is incident on the glass plate at an angle of incidence equal to the Brewsters angle (theta_b) . Let n be the refractive index of the glass slab. If the grazing angle for the incident ray be 30^@ , then the angle of refraction will be :

A ray of light is incident on a glass slab making an angle of 30^@ with the surface. The angle of refraction in glass, if the refractive index of flass is 1.6 , is

A ray of light is incident on a glass slab making an angle of 30^@ with the surface. The angle of refraction in glass, if the refractive index of flass is 1.6 , is

A ray of light is incident on a glass slab of refractive index 1.5, making an angle of 40^(@) with the surface. The angle of refraction in glass is