Physics · 2026
JEE Main · 5 April 2026, Shift 2 · Q42
The maximum intensity in a Young's double slit experiment is I_o. Distance between the slits (d) is 5 λ, where λ is the wavelength of light used. The…
The maximum intensity in a Young's double slit experiment is $\displaystyle I_o$. Distance between the slits $\displaystyle (d)$ is $\displaystyle 5 \lambda$, where $\displaystyle \lambda$ is the wavelength of light used. The intensity of the fringe, exactly opposite to one of the slits on the screen, placed at $\displaystyle D=10 d$ is $\displaystyle \_\_\_\_$.
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle \frac{I_0}{2}$
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JEE Main 2026 Physics question, with the answer from NTA’s final answer key. Where our answers come from.