jjplantysh3861 jjplantysh3861 09-01-2024 Physics contestada In a series LCR circuit, impedance Z is same at two frequencies f₁ and f₂. Therefore, the resonant frequency of this circuit isA. f₁ +f₂ / 2B. 2f₁f₂ / f₁+f₂C. √f₁²+f₂² / 2D. √f₁f₂