摘要
研究了初中伏安法测电阻的电路选择方法和数据处理方法,完善了电路选择方法,拓展和规范了现行教科书的数据处理方法;依据标配电表和待测电阻参量给出了运用电路选择方法的可行结果,结合实测数据给出了运用数据处理方法的合理结果,提出了相应的教学建议.
The circuit selecting method and data processing method for measuring resistance by voltammetry in junior high school are studied,the circuit selecting method is perfected,and the data processing method in current textbooks is expanded and standardized;the feasible results of using circuit selecting method according to the parameters of standardly equipped ammeter and measuring resistance are given,the reasonable results of applying data processing method through measured data are given,and the corresponding teaching suggestions are put forward.
作者
何述平
He Shuping(Research Institute of Physics Education,College of Education,Northwest Normal University,Lanzhou,Gansu 730070)
出处
《物理通报》
2020年第1期65-68,共4页
Physics Bulletin
关键词
伏安法
电阻
电路选择方法
数据处理方法
教学建议
voltammetry
resistance
circuit selecting method
data processing method
teaching suggestion
