問題詳情

7. A series RLC circuit, driven with a sinusoidal external emf with rms voltage 120 V, contains a resistance R = 200 Ω,an inductanceL =1.0 H, and a capacitance C = 16 μF. What is the resonance frequency of this circuit?
(A) 960 Hz
(B) 1,600 Hz
(C) 40 Hz
(D) 6,400 Hz
(E) 250 Hz

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