ashaleecrooks13341 ashaleecrooks13341 09-01-2024 Physics contestada In a series LCR circuit, at the frequencies f1 and f2 of AC source, the current amplitude falls to 1/√2 of the current amplitude at resonance. Then the value of f2−f1 isA. R/2πLB. R/LC. R/πLD. R/π²L