Physics - Modern Physics Question with Solution | TestHub

Ist excited state corresponds to $\mathrm{n}=2$ 2nd excited state corresponds to $\mathrm{n}=3$ As $E\propto \frac{1}{n^2}$ $$\therefore \frac{{\mathrm{E}}_1}{{\mathrm{E}}_2}=\frac{{\mathrm{n}}_2^2}{{\mathrm{n}}_1^2}=\frac{3^2}{2^2}=\frac{9}{4}$$