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Wave Optics

JEE Main 2025 (Online) 23rd January Evening Shift

MCQ+4 / -12025

The width of one of the two slits in Young's double slit experiment is d while that of the other slit is $x \mathrm{~d}$. If the ratio of the maximum to the minimum intensity in the interference pattern on the screen is $9: 4$ then what is the value of $x$ ?
(Assume that the field strength varies according to the slit width.)

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