In Fresnel diffraction if the distance between the disc and

Last updated: 6/14/2023

In Fresnel diffraction if the distance between the disc and the screen is decreased the intensity of central bright spo will 1 Increase 2 Decrease 3 Remain constant 4 None of these A plane wavefront 6x10 7m falls on a slit 0 4 mm wide A convex lens of focal length 0 8m placed behind the sli