Two coherent point sources S1 and S2 are separated by a small distance 'd' as shown. The fringes obtained on the screen will be :

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Question

Two coherent point sources S₁ and S₂ are separated by a small distance 'd' as shown. The fringes obtained on the screen will be :

straight lines

points

semi-circles

concentric circles

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Locus of the points where the path difference is same will be a circle in this case.

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