31. Alternating Current
Resonance in Series LRC Circuits
31. Alternating Current
Resonance in Series LRC Circuits
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- Multiple Choice
A series LRC circuit is formed with a power source operating at VRMS = 100 V, and is formed with a 15 Ω resistor, a 0.05 H inductor, and a 200 µF capacitor. What is the voltage across the inductor in resonance? The voltage across the capacitor?
485views3rank1comments - Textbook QuestionA series RLC circuit has a 200 kHz resonance frequency. What is the resonance frequency if the capacitor value is doubled and, at the same time, the inductor value is halved?486views
- Textbook QuestionA television channel is assigned the frequency range from 54 MHz to 60 MHz. A series RLC tuning circuit in a TV receiver resonates in the middle of this frequency range. The circuit uses a 16 pF capacitor. a. What is the value of the inductor?392views
- Textbook Question
(II) A 25-mH coil whose resistance is 0.80 Ω is connected to a capacitor C and a 420-Hz source voltage. If the current and voltage are to be in phase, what value must C have?
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(I) What is the resonant frequency of the LRC circuit of Example 30–11? At what rate is energy taken from the generator, on the average, at this frequency?
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