一只10欧姆的电阻与一只0.1欧姆的电阻并联,并联后的总电阻(

问题描述:

一只10欧姆的电阻与一只0.1欧姆的电阻并联,并联后的总电阻(

0.099009900990099009900990099009900.........
≈0.099

10/101欧姆

结果是:1/(1/10+1/0.1)=0.099009900990099009900990099009901

公式(R1*R2)/(R1+R2)

R=(R1*R2)/(R1+R2)
=(10*0.1)/(10+0.1)
=1/10.1
≈0.099Ω