本题目来源于试卷: Physics Unit27: Early Quantum Theory and Models of the Atom，类别为 国际高中通用物理
[单选题]
When light of wavelength 350 nm is incident on a metal s7k r5/hce vskc xhb9(zl9+e1burfaqz1cj a.op w tpwv529*ce, the stopping potential of the photoelectrons is 0.500 eV. What is the threshold focpw q51 2wp j9.t*avzrequency?
A. $3.47 \times 10^{14} \; Hz$
B. $3.74 \times 10^{14} \; Hz$
C. $4.73 \times 10^{14} \; Hz$
D. $7.34 \times 10^{14} \; Hz$
参考答案: D
本题详细解析:
暂无
| 
