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 
: 
emitted in the two cases is
Text Solution
Verified by ExpertsThe correct answer is:
D
Here, for wavelength 
and for 
and 
We have 
so, for 
simiarly, for 
Hence, from Eqs. (i) and (ii), we get
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