本题目来源于试卷: Physics Unit28: Quantum Mechanics of Atoms,类别为 Generic Physics
[单选题]
In a ruby laser, an eub n0ufu y49g-lectron jumps from a higher en6+ 1*1zgnokmi wc *pqnergy level to a lower one. If the energy difference between the two levels is 1.8n1pnc1*g*i zqmwk+6o eV, what is the wavelength of the emitted photon?
A. $469 \; nm$
B. $649 \; nm$
C. $694 \; nm$
D. $964 \; nm$
参考答案: C
本题详细解析:
暂无
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