In Young's double slit experiment, the wavelengths of red and blue lights used are 7.5 \times 10^{-5} {\cm} and 5 \times 10^{-5} {\cm} respectively. If {\n}^{\text{th }} bright fringe of red color coincides with (n+1)^{\text{b }} bright fringe of blue colour, then the value of ' n^{'} ' is [AP EAPCET 21 May 2025 S1]

Wave Optics

Section: Physics

Question : 5 of 13

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In Young's double slit experiment, the wavelengths of red and blue lights used are 7.5×10−5‌cm and 5×10−5‌cm respectively. If n‌th ‌ bright fringe of red color coincides with (n+1)‌b ‌ bright fringe of blue colour, then the value of ' n′ ' is

[AP EAPCET 21 May 2025 S1]

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