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UIR适用于什么范围
更新时间: 2020-10-03 00:00:00  

欧姆定律适用于纯电阻电路,金属导电和电解液导电,在气体导电和半导体元件等中欧姆定律将不适用。

欧姆定律是指在同一电路中,通过某段导体的电流跟这段导体两端的电压成正比,跟这段导体的电阻成反比。该定律是由德国物理学家乔治·西蒙·欧姆1826年4月发表的《金属导电定律的测定》论文提出的。

关键词: uir 适用 什么 范围

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