Diffraction due to circular aperture If a light passes through a small pinhole, and incident on a screen. What will be observed on the screen?
A.A sharp bright point of the width equal to width the pinhole
B. A bright point of the width equal to width the pinhole but of less intensity C. A bright ring at the centre surrounded by alternate dark and bright rings
D. A diffused bright point
A.A sharp bright point of the width equal to width the pinhole
B. A bright point of the width equal to width the pinhole but of less intensity C. A bright ring at the centre surrounded by alternate dark and bright rings
D. A diffused bright point