Physics · 2012
NEET 2012 · Prelims · Code A · Q42
Electron in hydrogen atom first jumps from third excited state to second excited state and then from second excited to the first excited state. The…
Electron in hydrogen atom first jumps from third excited state to second excited state and then from second excited to the first excited state. The ratio of the wavelengths $\displaystyle \lambda_1: \lambda_2$ emitted in the two cases is :
Official answer
(2)
$\displaystyle 20$/$\displaystyle 7$
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NEET (UG) 2012 Physics question, with the answer from NTA’s final answer key. Where our answers come from.