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 dv.(ooa 4 zh f/0jtw8s4uvv j)the Photoelectric Effect Experiment 03u:1omd+ hxp gj28bj-c xwue and obtains the data depicted in u8j-w jec xmuh2p xg1do+:0b3the 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
|