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

Question

Two coherent point sources S1 and S2 are separated by a small distance d as shown in the figure. The fringes obtained on the screen will be <img class="img-fluid question-image" alt="Question" src="https://cdn.tardigrade.in/q/nta/p-pmbsxhci85jquktx.jpg" /> (A) semi-circles (B) concentric circles (C) points (D) straight lines

Tardigrade Admin · Accepted Answer

Path difference on circles around P is same. So, The fringes obtained on the screen in the given condition will be concentric circles.

Q. Two coherent point sources $S_{1}$ and $S_{2}$ are separated by a small distance $d$ as shown in the figure. The fringes obtained on the screen will be

semi-circles

concentric circles

points

straight lines

Path difference on circles around $P$ is same. So, The fringes obtained on the screen in the given condition will be concentric circles.

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