Question

OR
(i) On entering in a medium from air, the speed of light becomes half of its value in
air. Find the refractive index of that medium with respect to air?
(ii) A glass slab made of a material of refractive index n, is kept in a medium of
refractive index nz.
A light ray is incident on the slab. Draw the path of the rays of light emerging from
the glass slab, if (i) n,>n2 (ii) n, = n; (iii) n, na​

Answer 1

Answer:

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Explanation:

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