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Physics 28 Online
OpenStudy (ajprincess):

Pls help:) How to derive the ratio of output and input voltage in low pass, high pass and band pass RC filters

OpenStudy (ajprincess):

@timo86m

OpenStudy (ajprincess):

@wio

OpenStudy (ajprincess):

@ganeshie8

OpenStudy (ajprincess):

@e.mccormick

OpenStudy (ajprincess):

@ikram002p

OpenStudy (ajprincess):

I have derived the ration for all three filters. what i want to knw nw is hw to find the band width theoretically. we need to get a quadratic equation in omega and find it. then using omega=2*pi*f we need to find f. |dw:1391677183717:dw| this is vat I hav nw. I dnt knw how to get that quadratic equation

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