摘要
介绍了用多用电表测电阻应注意的几个问题:原理问题;选挡调零与读数问题;探索电学黑箱问题.
This article introduces three questions needing attention when measuring resistance with multimeter.These questions are its principles;choosing grade,regulating zero and reading;researching electrics black box.
出处
《中国教育技术装备》
2003年第12期31-32,共2页
China Educational Technology & Equipment
关键词
多用电表
电阻测量
选挡
调零
读数
电学黑箱
高中
物理
multimeter
measuring resistance
principle
choosing grade
regulating zero
electrics black box
