作者mize0307 (Mize)
看板Physics
标题[题目] 大一普物
时间Sun Mar 22 20:15:13 2009
[领域]电磁学 (题目相关领域)
[来源] Harris Benson (课本习题、考古题、参考书...)
[题目]consider a model of the hydrogen atom in which a
point charge is surroundied by a charge that is uniformly
distributed throughout a sphere of radius R, show that the
electric field for r<R is given by E(r)=ke(1/r^2 - r/R^3)
[瓶颈]我在猜是不是要用到期望值(?), 因为电子是随机分布的吧?但是我不知道
要如何取范围..., 还是我方向错误了?
感谢赐教
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