本题目来源于试卷: Photoelectric Effect，类别为 美国物理杯赛(Physics Bowl)
[单选题]
97.36: A student performs th t0s68ig(fn y/w) si gf0eygg h5.c yx r- u996vpusfu-e Photoelectric Effect Experiment and obtains the data depicted u r -hy5 0gvu.96peucx9-ygsfin the accompanying graph of $E_{Km}$, the maximum kinetic energy of the photoelectrons in eV, versus f, the frequency of the photons in $10^{14}$ Hz. What is the approximate work function for this material?
A. 1.5 eV
B. 2.0 eV
C. 2.7 eV
D. 4.0 eV
E. 6.0 eV
参考答案: A
本题详细解析:
暂无
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