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A series of lines in the specturm of ato...

A series of lines in the specturm of atomic hydrogen lies at wavelengths 656.46, 482.7, 434.17, 410.29nm. What is the wavelength of next line in this series.

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The correct Answer is:
`lamda=397.2xx10^(-7)cm=397.2nm`
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FIITJEE-ATOMIC STRUCTURE-EXERCISE
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