The problem is your courses only taught a superficial view of the subject
based upon approximations. Peter is describing exact circuit analysis
results and he is correct.
Jim, AF6O
> Whoa Nellie! The way reactances are taught here are: XL) XL=2*p*f*L
> where as p= 3.14 (for all practical purposes), f= frequency, and L=
> inductance in henries. Then XL is the reactive component in ohms. XC=
> 1/2*p*f*C, where C= capacitance in farads. Like wise, XC is the reactive
> component.
> Never in the course of any electronics training and basic AC theory (at
> least here anyway) has the circuit resistive component been used in
> computing capacitive or inductive reactance. It IS used in determining the
> overall "circuit Q", but it is done completely and independently of the
> reactance computations.
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