a fraunhofer diffraction is produced from a light source of 580nm.The light goes through a single slit and on to a screen a meter away.The first dark fringe is 5mm from central bright fringe.What is the slit width
a fraunhofer diffraction is produced from a light source of 580nm.The light goes through a single slit and on to a screen a meter away.The first dark fringe is 5mm from central bright fringe.What is the slit width