A concave lens made of a material of refractive index `n_1` is kept in a medium of

A convex lens made of a material of refractive index n_2 is kept in a medium of refractive index n_1 . A parallel beam of light is incident on the lens. Complete the path of rays of light emerging from the convex lens if (i) n_1 lt n_2 (ii) n_1 = n_2 (iii) n_1 gt n_2 .

A concave lens made of material of refractive index 1.6 is immersed in a medium of refractive index 2.0 The two surfaces of the concave lens have the same radius of curvature 0.2 m. The lens will behave as a

A concave lens having a material of refractive index mu_(1) is kept in a medium of R.I. mu_(2) , where mu_(1) lt mu_(2) . A parallel beam of light is incident on the lens. The concave lens will act as

A glass slab made of a material of refractive index n_1 is kept in a medium of refractive index n_2 . A light ray is incident on the slab. Draw the path of the rays of light emerging from the glass slab, if n_1 lt n_2

A glass slab made of a material of refractive index n_1 is kept in a medium of refractive index n_2 . A light ray is incident on the slab. Draw the path of the rays of light emerging from the glass slab, if n_1 gt n_2

A glass slab made of a material of refractive index n_1 is kept in a medium of refractive index n_2 . A light ray is incident on the slab. Draw the path of the rays of light emerging from the glass slab, if n_1=n_2

A thin bi-convex lens made out of a material of refractive index mu_(1) is place in a medium of refractive index mu_(2) . A paraxial beam of light, parallel to the principal axis of the lens, is shown in the figure. Based on the ray diagram, we can conclude that