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Calculate the value of Rydberg constant if the wavelength of the first member of Balmer series in the hydrogen spectrum is 6563

Calculate the value of Rydberg constant if the wavelength of the first member of Balmer series in the hydrogen spectrum is 6563 amstrong. Also find the wavelength of the first member of Lyman series in the same spectrum

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For first member of Balmer series \frac{1}{\lambda}=R(\frac{1}{2^2}-\frac{1}{3^2})

wave length is given. Calculate R

First member of Layman series \frac{1}{\lambda}=R(\frac{1}{1^2}-\frac{1}{2^2}) 

calcuate wave length

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