Calculate the wave length of \( H_{\alpha} \) and \( H_{\beta} \) lines of Balmer series. \( \le...
Calculate the wave length of \( H_{\alpha} \) and \( H_{\beta} \) lines of Balmer series. \( \left[\mathrm{R}=109677 \mathrm{~cm}^{-1}\right. \) ]
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