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电路分析中的一个小题。。。。。。。。。。

Posted by ook at 2005-10-18 18:40:13 on Problem 1045
In Reply To:AC的公式，但是不是从题目条件里得出 Posted by:liberty752 at 2005-10-18 17:51:52 
> 电容的阻抗1/jwc,电阻的阻抗r,电容和电阻的相位角为90度，所以总阻抗为
> sqrt(r*r+1/(w*w*c*c))
> 所以这题的式子为
> vr=vs/sqrt(r*r+1/(w*w*c*c))*r;
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