Physics · 2021
JEE Main · 26 February 2021, Shift 1 · Q17
In a Young's double slit experiment two slits are separated by 2 mm and the screen is placed one meter away. When a light of wavelength 500 nm is…
In a Young's double slit experiment two slits are separated by $\displaystyle 2$ mm and the screen is placed one meter away. When a light of wavelength $\displaystyle 500$ nm is used, the fringe separation will be :
Official answer
(4)
0.$\displaystyle 25$ mm
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