JEE Main 20207 Jan, Morning shiftPhysicsMediumOptics190× since 2002
Visible light of wavelength 6000 10⁻⁸ cm falls normally on a single slit and produces a diffraction pattern. It is found that the second diffraction minimum is at 60^o from the central maximum. If the first minimum is produced at ₁, then ₁, is close to :