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OpenStudy (anonymous):
So what is this j I keep seeing in the impedance formulas? R- (j/wC) complex impedance.
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OpenStudy (unklerhaukus):
engineers use \(j\), whereas mathematician uses \(i\) to represent the positive square root of negative one. \[j^2=-1\]
OpenStudy (unklerhaukus):
this is because \(i(t)\) is used to represent the current as a function of time
OpenStudy (anonymous):
Thank you! This makes great sense now!
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