NEET Physics Wave Optics Questions Solved


If prism angle α=1°,μ=1.54, distance between screen and prism (b) = 0.7 m, distance between prism and source a=0.3m,λ=180πnm then in Fresnal biprism find the value of β (fringe width)

(1) 10–4 m

(2) 10–3 mm

(3) 10–4 × πm

(4) π × 10–3 m

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