Physics

Physics

Problem

A series LCR circuit has a resonant angular frequency of 1.0×104 rad s−11.0\times10^{4}\,\text{rad s}^{-1}. When it is driven at 8.8×103 rad s−18.8\times10^{3}\,\text{rad s}^{-1}, the magnitude of the impedance equals 2 R\sqrt{2}\,R. The frequency 8.8×103 rad s−18.8\times10^{3}\,\text{rad s}^{-1} is a) Exactly at resonance b) On the higher side of resonance c) On the lower side of resonance d) Indeterminate without knowing LL and CC

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