Physics Unit27: Early Quantum Theory and Models of the Atom (id: 8cdf4bda2)

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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]
A metal has a work function of 4.5 eV. p.jxm6/d owp xxed8/ow /s(-j Find the maximum ki)dlbv4cbk lk z7/ck i7sk,(t .ek,x+znetic energy of the photoelectrons if th4b, 7+)l sce/7kc,dxt bvkk .i(z lkzke wavelength of light is 250 nm.

A. zero
B. $0.37 \; eV$
C. $0.46 \; eV$
D. $0.53 \; eV$


参考答案:  C


本题详细解析: 暂无