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并联电路总电阻怎么算
更新时间: 2021-01-18 23:42:47  

1、1/R总=1/R1+1/R2+……+1/Rn,即总电阻的倒数等于各分电阻的倒数之和。

2、特别的,两电阻并联总值为: R总=(R1*R2)/(R1+R2)。

3、对于n个相等的电阻并联,公式就简化为R并=R/n。

关键词: 并联 电路 电阻 怎么

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