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AC的公式,但是不是从题目条件里得出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; Followed by:
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