【摘要】 80年代初 ,我国物理教育工作者对通量法则有无反例进行了争论 .笔者根据多年的教学经验 ,指出了正确运用通量法则的关键 :理解回路、选对回路 .以此为基础 ,笔者对有争论的问题一一作出了明确的解答更多还原

【Abstract】 The physics educators in our country controverted whether there are any exceptions to the principle of flux in early 1980’s. According to many years’ experience of teaching physics, the author points out the key of correct wielding the principle of flux: to understand and select the loop. Then the author gives explicit explanation to the problems discussed.更多还原