A parallel beam of light is incident normally on the flat surface of a hemisphere of radius `6 cm` and refractive index `1.5`, placed in air as shown in figure (i). Assume paraxial ray approxiamtion.
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A parallel beam of light is incident on the surface of a transparent hemisphere of radius R and refractive index 2.0 as shown in figure. The position of the image formed by refraction at the first surface is :

A parallel beam of light is incident on a glass prism in the shape of a quarter cylinder of radius R=0.5 m and refractive index n 1.5 placed on a horizontal table as shown in the figure. Beyond the cylinder a patch of light is found whose nearest distance x from the cylinder is

A parallel narrow beam of light is incident on the surface of a transparent hemisphere of radius R and refractive index mu=1.5 as shown. The position of the image formed by refraction at the image formed by refraction at the spherical surface only as

A parallel narrow beam of light is incident on the surface of a transparent hemisphere of radius R and refractive index mu=1.5 as shown. The position of the image formed by refraction at the image formed by refraction at the spherical surface only as

When a ray of light is incident normally on one refracting surface of an equilateral prism (Refractive index of the material of the prism =1.5

When a ray of light is incident normally on one refracting surface of an equilateral prism (Refractive index of the material of the prism =1.5

When a ray of light is incident normally on one refracting surface of an equilateral prism (Refractive index of the material of the prism =1.5 )

A ray of light is incident normally on one refracting surface of an equilateral prism . If the refrctive index of a material of the prism is 1.5., then