Why does a capacitor act as a short circuit at high frequencies?
Q: A 10 kHz voltage is applied to a 0.0047 μF capacitor, and 1 mA of rms current is measured. What is…
A: I=1mA=10-3AC=0.0047×10-6 Ff=10×103 Hz
Q: A capacitor of capacitance C is connected to an ac generator. What effect does increasing the…
A:
Q: 10. The resonance frequency of this circuit is 1000 H z. To change the resonance frequency to 2000 H…
A:
Q: What is the reactance of a 8.40 μF capacitor at a frequency of 70.0 Hz ? What is the reactance of a…
A: given data, capacitance, C = 8.40 μF =8.40×10-6 F frequency , f = 70 Hz angular frequency ,ω=2πf =…
Q: When a 5.0-µF capacitor is connected to a generator whose rms output is 31 V, the current in the…
A:
Q: Capacitors have the opposite effect on AC circuits that inductors have. Explain this statement.
A: The difference in the effect of capacitor and inductors on AC circuits are given below. (a)…
Q: As far as power in an AC circuit is concerned, a delayed current rectified current sinusoidal…
A:
Q: Suppose you have a number of capacitors. Each is identical to the capacitor that is already in a…
A: Given resistor, inductor and capacitor are connected in series resistance of resistor = R inductance…
Q: At very low frequencies, a capacitor behaves as: Group of answer choices a)an inductor and resistor…
A: ELECTROSTATICS
Q: In limit of extremely high frequencies, and high voltage, an inductor behaves like (select all that…
A:
Q: Radios often utilize a variable capacitor in series with an inductor to tune the circuit to a…
A:
Q: When the frequency of an ac circuit is increased at constant voltage, the current increases and then…
A: Impedance in LC Circuit ,Z=XL-XCwhen LC circuit is in resonance, Impedance become zero, and maximum…
Q: A 96.0-μF capacitor is connected to a generator operating at a low frequency. The rms voltage of the…
A: Capacitance, C = 96 μFVrms = 5.90 VIrms = 19 AFrequency, f = ?
Q: When a 6.0-uF capacitor is connected to a generator whose rms output is 33 V, the current in the…
A: Data Given , Capacitance ( C ) = 6 μF = 6 × 10-6 F RMS output ( V ) = 33 V Current ( I ) = 0.35 A…
Q: Calculate the resistance in an RL circuit in which L = 2.50 H and the current increases to 90.0% of…
A: We know that-Current decay through a LR circuit, I=I01-e-tτ Equation 01here, τ=LRwe can…
Q: A 2.7 μC capacitor is connected to a variable AC voltage supply (rms voltage 240 v, frequency f = 80…
A:
Q: What is the capacitance of an oscillating LC circuit in nanofarads if the maximum charge on the…
A: Given that:Q=1.5 μCU=168 μJ
Q: An 8 kHz sinusoidal voltage is applied to a series RC circuit. What is the frequency of the voltage…
A: Given, An 8 kHz sinusoidal voltage is applied to a series RC circuit. Voltage across any component…
Q: A lossy capacitor C1 behaves as though it had a resistance R1 in parallel with it. Using the bridge…
A: Given information:
Q: When an inductor is attached to a charged capacitor with a resistor in series, what determines how…
A: Given:- An inductor is attached to a charged capacitor with a resistor in series. Find:- how long…
Q: What is the reactance of a 7.5 μF capacitor at a frequency of 72.0 Hz ? What is the reactance of…
A: Given Data:- Capacitance of the capacitor is C=7.5μF=7.5μF×10-6 F1μF=7.5×10-6 F Frequencies are,…
Q: What is the impedance ZC of a 40microF capacitor at a frequency of 20kHz in an LRC circuit? How does…
A: C = 40 micro F f = 20 kHz
Q: What is the self-inductance of an LC circuit that oscillates at 60 Hz when the capacitance is 10 μF…
A:
Q: An ac circuit has a 300- resistor in series with a 10-µF capacitor and a 900- mH inductor. What is…
A:
Q: Suppose you have a supply of inductors ranging from 10.0 nH to 100. H, and capacitors ranging from…
A:
Q: The graph shows the impedance as a function of frequency for a series RCL circuit. At what frequency…
A: The graph between Impedence of a series LCR circuit and frequency is as shown in the figure. The…
Q: Suppose you have a number of capacitors. Each is identical to the capacitor that is already in a…
A: Let the capacitance of each capacitor = C Let the resistance of the resistor = R Let the inductance…
Q: resistor, a 1.2-F capacitor and a 2.5-Henry inductor are connected in series with a 9.0 Hz voltage…
A: Given:- The resistance R = 4.1 ohm The capacitance C = 1.2 F The inductor L = 2.5 H The…
Q: A series circuit contains a 20 ohm resistor and a capacitor with a capacitance of 110 5 uf if it has…
A: Impedence =R2+ X2where X represent the capacitive reactence.X=1ωC ( the value of capacitance best…
Q: A 60 µF capacitor is connected to a 110 V, 60 Hz ac supply. Determine the rms value of the current…
A: The formula for the capacitive reactance is:
Q: (a) For what frequencies does a 27.0-μF capacitor have a reactance below 200 ? f ---Select--- ✓ Hz…
A:
Q: I don't understand why Rint is in series with Req. I feel like they are in parallel after you've…
A: The detailed solution is following.
Q: In an RLC series circuit, can the voltage measured across the capacitor be greater than the voltage…
A: To determine:- In an RLC series circuit, can the voltage measured across the capacitor be greater…
Q: A 40 µF capacitor is connected to a 200 V, 50 Hz ac supply. What is the rms value of the current in…
A: Given that, Capacitor, C=40 µF Erms =200 V Frequency,f=50Hz
Q: What is the capacitance of an oscillating LC circuit if the maximum charge on the capacitor is 1.60…
A:
Q: When a 4.0-µF capacitor is connected to a generator whose rms output is 28 V, the current in the…
A:
Q: Could a series circuit that includes a capacitor serve the same purpose as a parallel circuit? How?…
A: Capacitor is a passive electronic component which is used to store and release electricity (…
Q: At what frequency will a 4.80-μF capacitor have a reactance of 7.50 kΩ?
A: Resistance,
Q: In a series RLC circuit that is operating above the resonant frequency, the current
A:
Q: A capacitor is connected to an AC generator. As the generator’s frequency is increased, the current…
A:
Q: In a particular R-L-C circuit the ratio of the peak voltage is 2000 volts and the peak current is…
A: Here we have to use a basic formula.
Step by step
Solved in 2 steps
