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Recent questions tagged telegram-46473

(chatquestion)...A cylindrical beam of diameter (d = R) is incident on a glass hemisphere of radius R and refractive index (u = V2) on the curved surface 1. symmetrically as shown in the figure. The radius of circular bright spot formed on the flat surface of the hemisphere is: 2/2 - 17 + V3 4/2 (A) 2/2 - 17 + V3 2/2 (B) v3] (C) 45 212 + V7 - V3 R T0L V21 -1] (D)

asked Jan 22, 2020 by balaji.thirumalai

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