Ap Eapcet
Wave Optics
AP EAPCET 2021 - 19th August Morning Shift
MCQ+1 / -02021
In a diffraction pattern due to a single slit of width \(a\), the first minimum is observed at an angle \(30 \Upsilon\) when light of wavelength \(500 \mathrm{~nm}\) is incident on the slit. The first secondary maximum is observed at an angle of