Physics Unit27: Early Quantum Theory and Models of the Atom (id: 5787a7c37)

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]
X-rays with a wavelength of 0.p,aufc15eihib:o r+4j8m /lczb o 8e:00100 nm are scattered by weibgg 5+4;ch free electrons at 130e. What is the kinetic energy of each recoil elec 4 +bgwg5ihe;ctron?

A. $2.5 \; MeV$
B. $5.0 \; MeV$
C. $7.5 \; MeV$
D. $10 \; MeV$


参考答案:  B


本题详细解析: 暂无

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