MHT CET Physics question
In Young's double slit experiment the two slits are 'd' distance apart. Interference pattern is observed on a screen at a distance 'D' from the slits. The first dark fringe is observed on the screen directly opposite to one of the slits. The wavelength of light is [MHT-CET 2020]
Answer: (B)
Solution
The point opposite one slit is at from the centre and the first dark fringe is at ;
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