Question

A plane light wave has wavelength λ = 0.70 μm falls normally on the base of a biprism made of glass (n = 1.52) with refracting angle Ø = 5°. Behind the biprism there is a plane parallel plate with the space between them filled with benzene (n' = 1.50). Find the width of fringe on the screen Sc placed behind the system. ​

Answer 1

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