- $\Delta E = 1.5 \times 10^{-2} \textrm{ eV, } \lambda = 82 \; \mu \textrm{m}$
- $\Delta E = 3.0 \times 10^{-2} \textrm{ eV, } \lambda = 41 \; \mu \textrm{m}$
- $\Delta E = 4.5 \times 10^{-2} \textrm{ eV, } \lambda = 27 \; \mu \textrm{m}$
Giancoli 7th Global Edition, Chapter 29, Problem 10
(3:55)