For a glass plate as a polarizer with refractive index 1.633 , calculate the angle of incidence at which light is polarised .

A ray of light falls on a glass plate of refractive index mu=1.5 . What is the angle of incidence of the ray if the angle between the reflected and refracted rays is 90^@ ?

Unpolarised light is incident from air on a plane surface of a material of refractive index mu . At a particular angle of incidence i , it is found that the reflected and refracted rays are perpendicular to each other. Which of the following options is correct for this situation?

A light ray enters a solid glass sphere of refractive index sqrt3 at an angle of incidence 60@ . The ray is both reflected and refracted at the farther surface of the sphere. The angle between the reflected and refracted rays at this surface is

Find the refractive index of the glass if the angle of incidence at which the polarization of light reflected from the surface of the glass is maximum is 58^@ .

For a glass prism (n = 1.5), having refracting angle 60^@ . Determine the range of the angle of incidence, for which emergent ray is possible from the opposite surface and the corresponding angles of emergence. Also calculate the angle of incidence for which i = e. How much is the corresponding angle of minimum deviation?

A ray of light is incident on a glass plate of refractive index 1.5. The angle between the reflected and refracted rays is 90^@ . What is the ratio of wavelength of reflected t refracted rays ?

A ray of light is incident on a glass slab making an angle of 25^@ with the surface. Calculate the angle of refraction in glass and velocity of light in glass, if the, refractive index of glass and velocity of light are 1.5 and 3 xx 10^8 m/s respectively.

Light is incident on a glass slab making an angle of 30^@ with the surface. Calculate the angle of refraction in glass and velocity of light in glass. Given mu= 1.5 , Va = 3 xx 10^8 m//s .

Light travels through a glass plate of thickness t and refractive index mu. If c is the speed of light in vacuum, the time taken by light to travel this thickness of glass is