摘要
本文明确提出了两个等量同种点电荷的连线及其中垂线上电场线的画法,弥补了一个空白,为学生判断该类问题提供了有效的方法。也尝试从多个角度解释这种画线的理由。
In this paper,two wires of the same amount of point charge and the drawing method of electric field line on the vertical line are put forward,which make up a blank.It provides an effective method for students to judge this kind of problem.It also tries to explain the reasons of this kind of drawing from many angles.
作者
刘朝明
LIU Chao-ming(Department of Teaching and Research,Xingtan Town,Shunde District,Foshan City,Foshan,Guangdong 528300,China)
出处
《教育教学论坛》
2018年第41期190-191,共2页
Education And Teaching Forum
关键词
等量同种点电荷
中垂线
电场线
the same amount of the same point charge
vertical line
electric field lines
