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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A diverging beam of light from a point source S having divergence angle alpha, falls symmetrically on a glass slab as shown. The angles of incidence of the two extreme rays are

A diverging beam of light from a point source S having divergence angle alpha, falls symmetrically on a glass slab as shown. The angles of incidence of the two extreme rays are

A diverging beam of light from a point source S having divergence angle alpha falls symmetrically on a glass slab as shown. The angles of incidence of the two extreme rays are