Series Resonance. For an R-L-C series circuit, when inductive reactance XL = capacitive reactance XC, the applied voltage V and the current I are in phase. This effect is called series resonance. At resonance: Impedance, Z Current, / | Z = XL or Z = Xc The series resonant circuit is often described as an acceptor circuit sinc it has its minimum impedance, and thus maximum current, at the reson- ant frequency. VL = Vc X₂ -Frequency Z =R (i.e. the minimum circuit imped- ance possible in an L-C-R circuit) XL > XC XL =XC, then 2πfr L=1/2nfr C, where fi is resonant frequency VL > Vc or VL < Vc I=V/R (i.e. the maximum current pos sible in an L-C-R circuit)

Series Resonance. For an R-L-C series circuit, when inductive reactance XL = capacitive reactance XC, the applied voltage V and the current I are in phase. This effect is called series resonance. At resonance: Impedance, Z Current, / | Z = XL or Z = Xc The series resonant circuit is often described as an acceptor circuit sinc it has its minimum impedance, and thus maximum current, at the reson- ant frequency. VL = Vc X₂ -Frequency Z =R (i.e. the minimum circuit imped- ance possible in an L-C-R circuit) XL > XC XL =XC, then 2πfr L=1/2nfr C, where fi is resonant frequency VL > Vc or VL < Vc I=V/R (i.e. the maximum current pos sible in an L-C-R circuit)

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter24: Resistive-inductive-capacitive Parallel Circuits

Section: Chapter Questions

Problem 4RQ: A tank circuit contains a capacitor and an inductor that produce 30 of reactance at the resonant...

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