Physics Unit27: Early Quantum Theory and Models of the Atom (id: c3938f1bf)

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本题目来源于试卷: Physics Unit27: Early Quantum Theory and Models of the Atom，类别为 Generic Physics

[单选题]
If the scattering angl q -jfr4v1+rmie in Compton's scattering is 90e. What is the wav+x of*)l9agq-zxtztz raw0 //* bh-eqmc;*u lelength shif qz ha; qg/aw**luxo c9*trefz/b0x+tz-)l-mt?

A. $1.22 \times 10^{-12} \; m$
B. $2.43 \times 10^{-12} \; m$
C. $3.65 \times 10^{-12} \; m$
D. $4.85 \times 10^{-12} \; m$


参考答案:  B


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