Answer to Question #50100 in Optics for Preet

Question #50100

A small object is placed 20 cm in front of a block of glass 10 cm thick and its farther side silvered.The image is formed 22 cm behind the silvered face.Find the refractive index of glass.
Options are
(a) 1.15
(b) 1.25
(c) 1.67
(d) 1.1

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