In a hydrogen spectrum, wavelength |MODERNPHYSICSJEEMain2022

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JEE MAIN 2022

26-07-2022 S1

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In a hydrogen spectrum, $\lambda$ be the wavelength of first transition line of Lyman series. The wavelength difference will be "a$\lambda$" between the wavelength of $3^{\text {rd }}$ transition line of Paschen series and that of $2^{\text {nd }}$ transition line of Balmer Series where a = ______

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