Jee Main
Wave Optics
JEE Main 2026 (Online) 5th April Morning Shift
MCQ+4 / -12026
In Young's double slit experiment, the fringe width of the interference pattern produced on the screen is $2.4 \mu \mathrm{~m}$. If the experiment is carried out in another medium having refractive index 1.2 , the fringe width will be $\_\_\_\_$ $\mu \mathrm{m}$.