In Young\'s double slit experiment, an interference pattern is obtained on a screen by a light of
Channel: Doubtnut
Date: 19/01/2020

In Young\'s double slit experiment, an interference pattern is obtained on a screen by a light of wavelength `6000�`, coming from the coherent sources `S_1` and `S_2`. At certain point P on the screen third dark fringe is formed. Then the path difference `S_1P-S_2P` in microns is