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ban pian fa shi yan de wu cha fen xi yu yuan li gai jin
Author(s): 
Pages: 23-24
Year: Issue:  5
Journal: Experiment and Equipment for Primary School

Abstract:  半偏法测电流表内阻是高中电学中的一个重要实验.高考中也时常"光顾".平时教学中如何引导学生深入分析原理中的系统误差,通过选择合适的器材或改进实验方法,从而减小误差提高实验精确度,是一个值得讨论的问题.
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