An RLC Series Circuit Has a 400 Ω Resistance, a 2.5

question 38

Multiple Choice

An RLC series circuit has a 400 Ω resistance, a 2.5 mH inductor, and a capacitor. If the resonant frequency is 30.0 kHz, and the circuit is attached to a 20 mV rms power supply, what is the average power dissipated by the circuit at resonance?

• A) 1.0 μW
• B) 2.0 μW
• C) 24 mW
• D) 1.2 μW
• E) 1.2 mW

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