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- A 2.0-F capacitor is charged to a potential difference of 12.0 V and then connected across a 0.40-mH inductor. What is the current in the circuit when the potential difference across the capacitor is 6.0 V?The graph below represents the voltage and current of a series RLC circuit.a) Find Rb) Find the resonance frequency if L = 200 µHWhat is the impedance of a series RLC circuit at resonance?(a) XL (b) XC (c) R (d) XL - XC (e) 0
- An RLC series circuit has a 1.00 kΩ resistor, a 150 mH inductor, and a 25.0 nF capacitor. (a) Find the circuit's impedance (in Ω) at 480 Hz. Ω (b) Find the circuit's impedance (in Ω) at 7.50 kHz. Ω (c) If the voltage source has Vrms = 408 V, what is Irms (in mA) at each frequency? mA (at 480 Hz) mA (at 7.50 kHz) (d) What is the resonant frequency (in kHz) of the circuit? kHz (e) What is Irms (in mA) at resonance? mAA series RLC circuit has a 260 kHz resonance frequency. a. What is the resonance frequency if the resistor value is doubled? b. What is the resonance frequency if the capacitor value is doubled?1) An RLC series circuit has a 1.00 kΩ resistor, a 150 mH inductor, and a 25.0 nF capacitor. a) Find the circuit's impedance (in Ω) at 515 Hz. b) Find the circuit's impedance (in Ω) at 7.50 kHz. c) If the voltage source has Vrms = 408 V, what is Irms (in mA) at each frequency? mA (at 515 Hz) mA (at 7.50 kHz) d) What is the resonant frequency (in kHz) of the circuit? e) What is Irms (in mA) at resonance? 2) Find the current (in A) through a 0.440 H inductor connected to a 60.0 Hz, 570 V AC source. b) What would the current be (in A) at 100 kHz?
- In an a.c. series RLC circuit, the voltage across R and L is 20 V, voltage across L and C is 9 V and voltage across RLC is 15 V. What is the voltage across C ?An ac voltage, whose peak value is 170 V , is across a 340-Ω resistor. A.What is the rms current in the resistor?An 19.0-µF capacitor is connected across an AC source with Vmax = 80.0 V oscillating at 45.0 Hz. What is the maximum current in the capacitor?
- A series RC circuit with C = 48 mF and R = 50 Ω is driven by a 24 V source. With the capacitor initially uncharged, an open switch in the circuit is closed to complete the circuit. What is the voltage across the capacitor immediately after the switch is closed? What is the voltage across the resistor immediately after the switch is closed? What is the current in the resistor immediately after the switch is closed? What is the voltage across the capacitor after the switch has been closed for 1 s? What is the voltage across the resistor after the switch has been closed for 1 s? What is the current in the resistor after the switch has been closed for 1 s?A 200 Ω resistor is connected to an AC source with ε0 = 10 V. What is the peak current through the resistor if the emf frequency is (a) 100 Hz? (b) 100 kHz?A series RLC circuit has a resistance of 45.0 Ω and an impedance of 75.0 Ω. What average power is delivered to this circuit when ΔVrms = 210 V?