Mht Cet
Wave Optics
MHT CET 2026 13th April Morning Shift
MCQ+1 / -02026
In Young's double slit experiment, the angular width of a fringe is found to be $0.2^\circ$ on a screen placed 1m away. The wavelength of light used in 600 nm. If the entire apparatus is immersed in water of refractive index 4/3. the angular width of the fringe will be