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《<物理教师》2007年第2期倪志强等老师《探析感应电动势——对一道习题及解法的商榷》一文中,有这样的一个习题:如图1所示,用均匀导线做成的矩形线框,每边
In “Physics Instructors” (2007) No. 2, Ni Zhiqiang and other teachers, “An Analysis of Induction Electromotive Forces: A Discussion of a Problem and Solution,” there is such an exercise: As shown in Figure 1, a rectangular wire made of uniform wire is used. Box, each side