A ray of light falls normally on the face of a prism of refractive index 1.5. Find the angle of the prism of refractive index 1.5. Find the angle of the prism if the ray just fails to emerge from the second face.

A ray of light is incident normally on one of the faces of a prism of apex angle 30^@ and refractive index sqrt2 .Find the angle of deviation for the ray of light.

Prism of refractive index 1.53 is placed in water of refractive index 1.33.If the angle of the prism is 60^@ ,calculate the angle of minimum deviation in water.

Calculate the angle of emergence (e) of ray of light incident normally on the face AC of a glass prism ABC of refractive index sqrt 3 . How will the angle of emergence change qualitatively if the ray of light emerges form the prism into a liquid of refractive index 1.3 instead of air?

Derive an expression for the anle of deviation of a small prism in terms of the refractive index and the angle of the prism.

A ray of light is incident on the surface of a glass plate of refractive index 1.536 at the polarising angle.Calculate the angle of refraction.

A narrow beam of light is incident normally on one face of a glass prism having refractive index 1.48 . Find the angle of prism if the ray makes a grazing emergence along the other face. Draw a diagram showing the path of rays.

Angle of minimum deviation for a prism of refractive index 1.5 is equal to the angle of prrism.The angle of prism is

A thin prism of angle 15^@ made of glass of refractive index = 1.5 is combined with another prism of glass of refractive index = 1.75 .The combination of prism produces dispersion without deviation.The angle of the second prism should be

A ray of light is incident on the glass prism at an angle of 40^@ .Find the angle of emergence,if the angle of prism is 60^@ and refractive index.

An equilateral prism of refractive index 1.45 is surrounded by water of refractive index 1.33 .A narrow beam of light is incident normally on one face of the prism.Find the direction of the emergent ray.