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guan yu dian dong ji wen ti de shi yan jiao xue ce lue
Author(s): 
Pages: 15-16+31
Year: Issue:  10
Journal: Experiment Teaching and Apparatus

Keyword:  直流电动机反电动势科学思维;
Abstract: 电动机属于贯穿初高中物理的典型模型,涉及力、电、磁等多个知识点的综合运用,是中学物理教学中的知识重难点。人教版高中物理教材中的一道思考题和一道高考模拟题是值得在教学中与学生探讨的好题,从中可以摸索出对电动机问题的实验教学策略。
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