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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 on Problem 1045
In Reply To:请教: Posted by:leoyonn at 2005-06-26 01:24:25
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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