Practice portal › Wave Optics › Interference and Young's Double Slit Experiment
Asked in JEE Main 2013 · Fringe width and fringe position
The sources lie on a line perpendicular to the screen.
The path difference S₁P - S₂P ≈ d cos θ depends only on the angle from this axis.
Points of equal path difference form circles centred on the foot of the axis.
The fringes are concentric circles.
Reading this solution needs no sign-in. You only sign in to practise against the clock and keep your progress.
Practise this with a timer