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.

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?

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.

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 ray of light is incident at an angle of 60^@ on the first face of a prism of an angle 30^@ .The ray emergingn out of the prism makes an angle of 30^@ with the incident ray as shown in Fig.3.13. . calculate the refractive index of the material of the prism.

A ray of light is incident on a prism ABC of refractive index sqrt3 as shown in Fig.3.14. Find the angle of incidence for which the deviation of light ray by the prism ABC is minimum. .

A ray of light is incident on the face o a prism placed in minimum deviation position.If the anle of prism is 60^@ and deviation produced is 34^@ ,find the angle of incidence and refractive index.

Two monochromatic rays of light are incident normally on the face AB of an isosceles right-angled prism ABC.The refractive indices of the glass prism for the two rays 1 and 2 are respectively 1.35 and 1.45[Fig.2.76]Trace the path of these rays after entering through the prism .

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.

A ray of light incident at 49^@ on the face of an equilateral prism passes symmetrically.Calculate thr efractive index of the material of the prism.

A ray of light is inclined to one face of the prism at an angle of 50^@ .If the angle of the prism is 60^@ and the ray is deviated through an angle of 42^@ ,lfind the angle which the emergent ray makes with the second face of the prism.