Single Slit Diffraction: First Minimum · IPhO 2008 #2

Physics · wave-optics

Problem

Monochromatic light of wavelength

\lambda = 500\;\text{nm}

passes through a single slit of width

a = 0.10\;\text{mm}

. Find the angular position of the first diffraction minimum and the width of the central maximum on a screen

D = 2.0\;\text{m}

away.