Physics Unit27: Early Quantum Theory and Models of the Atom (id: 344ddf4c0)

本题目来源于试卷: Physics Unit27: Early Quantum Theory and Models of the Atom，类别为 通用国际物理

[单选题]
A photon is a partic2yjkiqpn n7jma4(ig0zh k 3.: k qmm3 jme,5wx:r4in (le that

A. has zero electric charge.
B. has zero electric field associated with it.
C. cannot travel in a vacuum.
D. has a velocity in a vacuum that varies with the photon frequency.


参考答案:  A


本题详细解析: 暂无

微信扫一扫，分享更方便