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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A light beam of diameter root 3R is incident symmetrically on a glass hemisphere of radius R and of refractive index n = root 3. Find radius of the beam at the base of hemisphere.

A light beam of diameter root 3R is incident symmetrically on a glass hemisphere of radius R and of refractive index n = root 3. Find radius of the beam at the base of hemisphere.

A light beam of diameter root 3R is incident symmetrically on a glass hemisphere of radius R and of refractive index n = root 3. Find radius of the beam at the base of hemisphere.