A monochromatic light of wavelength 6000 ~ A is incident on the single slit of width 0.01 ~mm. If the diffraction pattern is formed at the focus of the convex lens of focal length 20 ~cm, the linear width of the central maximum is:

Optics: JEE Main 2024 Physics question

JEE Main 2024 · 1 Feb, Morning shift · Q8405

JEE Main 20241 Feb, Morning shiftPhysicsHardOptics190× since 2002

A monochromatic light of wavelength

6000 ~\mathring{A}

is incident on the single slit of width

0.01 \mathrm{~mm}

. If the diffraction pattern is formed at the focus of the convex lens of focal length

20 \mathrm{~cm}

, the linear width of the central maximum is :