Figure (a) shows capacitor voltage versus driving frequency for a sinusoidally driven LCR circuit. Figure (b) shows phase angle φ versus ω/ω₀ for the same circuit, for three different quality factors. Choose the correct statement.

Question

G1 Physics · Accepted Answer

For a series RLC circuit, ω₀=1/√(LC), Q=ω0L/R and Δω=R/L=ω₀/Q. At half-power, P=Pₘₐₓ/2. Using the stated values gives The circuit of graph 1 has high quality factor.