摘要
在电磁学课的教学中，学生往往出现作业题上的错误，其原因在于弄不清楚基本概念和公式成立的前提条件．教师应当及时发现问题，引导学生走出误区．下面仅以一道静电学问题为例来说明这个问题．
In the electromagnetism', teach, Students oftem roduce wrong on the family homework. What origin? because for niclear basic thought and Conditioms of esuations. Teacher ought of immediately discover probems and sole them. Following has the example to èlectrostetical problem.
出处
《松辽学刊（自然科学版）》
2002年第1期59-60,共2页
Songliao Journal (Natural Science Edition)
