Physics Unit27: Early Quantum Theory and Models of the Atom (id: 69be0182f)

本题目来源于试卷: Physics Unit27: Early Quantum Theory and Models of the Atom，类别为 通用国际物理

[单选题]
The wavelength of a ruby lnd fm6(/;wq reaser is 694.3 nm. What is t:f 17ihlr. fmphe energy difference between the two ef .hl:7rp1f imnergy states involved in laser action?

A. $1.537 \; eV$
B. $1.646 \; eV$
C. $1.786 \; eV$
D. $1.812 \; eV$


参考答案:  C


本题详细解析: 暂无

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