NVAEasyJEE Main 2023 · 15 April, Shift 1Bohr's Model & Hydrogen Spectrum

Physics Question from JEE Main 2023 · 15 April, Shift 1

As per the given figure, AA, BB and CC are the first, second and third excited energy levels of the hydrogen atom respectively. If the ratio of the two wavelengths (λ1λ2)=74n\left(\dfrac{\lambda_1}{\lambda_2}\right) = \dfrac{7}{4n}, then the value of nn will be _____.

Energy level diagram of hydrogen atom showing three horizontal levels labeled A, B, and C, with downward transitions marked lambda1 from B to A and lambda2 from C to B.

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