JEE MAIN - Physics (2013 (Offline) - No. 8)
Two coherent point sources $${S_1}$$ and $${S_2}$$ are separated by a small distance $$'d'$$ as shown. The fringes obtained on the screen will be
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points
straight lines
semi-circles
concentric circles
Shpjegimi
It will be concentric circles.