摘要
介绍单伏双安法及双伏单安法测电池电动势和内电阻、测导体电阻的电路设计和测量方法,给出被测量的一般表达式,并对有关问题进行讨论.
Introductory the method of voltmeter-Ammeter to measure the electromotive force,internal resistance,circuit design of conductor resistance as well as methods of measuring;giving the general expression and discuss some relative problemes.
出处
《物理通报》
2017年第S2期82-83,87,共3页
Physics Bulletin
关键词
单伏双安法
双伏单安法
方法误差
偶然误差
a voltmeter and two ammeters method
two voltmeters and an ammeter method methodical error
accidental error
