wave-optics

Question: In Young's experiment, light of wavelength 4000 Å is used to produce bright fringes of width 0.6 mm, at a distance of 2 meters. If the whole apparatus is dipped in a liquid of refractive index 1.5, then fringe width will be



1) 0.2 mm
2) 0.3 mm
3) 0.4 mm
4) 1.2 mm
Solution: Explanation: No Explanation
Young's Double Slit Experiment YDSE

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