Wave OpticsHard
Question
In fresnel biprism if prism angle α =1o, μ = 1.54, distance between screen and prism b = 0.7m, distance between prism & source a = 0.3 m, λ = 180π nm then find the value of β (finger width) :-
Options
A.10-4 m
B.10-3 m
C.10-4 × πm
D.π × 10-3 m
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