The gain of an AC inverting amplifier with a -3dB frequency of 10kHz is measured at 300HZ to be -22.75dB. What is it at 600HZ?
Q: For what value of the phase angle between the voltage output of an ac source and the current is the…
A: As we know that the formula for average power output, Pav = Vrms x Irms x Cos ϕ -------------(1)
Q: In the simple AC circuit shown on the right, the impedance is Z = 150 Ω and the current is I =…
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Q: AC source: Refer to the figure to the right. Consider a very simple AC circuit, the AC source of…
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Q: What is the rms current (in amps) in a circuit whose AC current oscillates sinusoidally between plus…
A: See below
Q: For what value of the phase angle ϕ between the voltage output of an ac source and the current is…
A: The average power output of the source is given as,
Q: For what value of the phase angle between the voltage output of an ac source and the current is the…
A: Here in this question, we are asked to find the phase angle between the Voltage output of an A.C…
Q: The power delivered to an AC circuit is maximum when the power factor phase factor resonance ratio…
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Q: The instantaneous current of an AC sine wave is 114 amps at 23 degrees. What is the instantaneous…
A: Given data: The instantaneous current at θ1=23° is I1=114 A. The instantaneous current is required…
Q: In a purely inductive AC circuit as shown in the figure, AVmax = 100 V. AVmax sin 27 ft ele (a) The…
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Q: ) The RC circuit below is hooked up to a source that provides an emf of e(t) = Vocos(wt), where Vo =…
A: a) The impedance of the circuit is, ZR2+1ω C2 Here =1002+11008×10-62=328.1Ω
Q: A 0.35-H inductor is connected across a 12-V AC power source whose frequency can be varied.…
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Q: In a purely inductive AC circuit as shown in the figure, AV = 100 V. max AVmax sin 2nft L ele (a)…
A: Given Vmax=100V Imax=5.7A, f=45Hz
Q: In a certain series RLC circuit, Ims = 9.00 A, AV ms = 200 V, and the current leads the voltage by…
A: a) The total impedance Z of the circuit is calculated by using the following equation. Let the…
Q: An RLC series circuit has a 45.0 Ohm resistor, a 75.0-uH (micro-Henry) inductor, and an 45.0-uF…
A: Given data The resistance is R=45.0 Ω The inductance is L=75.0 μH The capacitance is, C=45.0 μF The…
Q: Given the value of impedance, Z for an RLC circuit at resonance frequency is 300 N. Calculate the…
A: impedence,Z=R2+(XL-XC)2at resonanceXL=XCZ=Rgiven that Z=300Ω so,R=300ΩR is a constant will not vary…
Q: hie = 1300 Q; hfe = 30; hre = 4x10-3; hoe = 3x10-5 Q-' 1. Find the input impedance of the amplifier…
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Q: What is the rms current (in amps) in a circuit whose AC current oscillates sinusoidally between plus…
A: The AC current oscillates sinusoidally between plus and minus 6.9 A
Q: A 700-pF capacitor is connected across an ac source with a voltage amplitude of 160 V and a…
A: Given that,Capacitance (C) = 700 (pF) = 700×10-12 (F)Voltage amplitude (V) = 160 (V)Frequency (f) =…
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- A capacitor of unknown capacitance, a resistor of 100 S2 and an inductor of self inductance L = (4/²) henry are connected in series to an ac source of 200 V and 50 Hz. Calculate the value of the capacitance and impedance of the circuit when the current is in phase with the voltage. Calculate the power dissipated in the circuit.The reactance of a capacitor is 78 when the frequency is 440 Hz. What is the reactance when the frequency is 860 Hz?Suppose an AC source with an rms voltage of 480 V and a frequency of 57.5 Hz is connected to a 22.5 μF capacitor. What rms current, in amps, flows through this circuit? What would the rms current be, in amps, if we changed the source frequency to 0.125 kHz?
- -Series RLC ciranit Amplitnde of he Voltage Source is 120V - lesistor has a valve of 802 a value of 8os2 Reactance of ne capacitor is 480e The vellage amplitade acras the capucitar is 360V (a) What is he amplitude amplinade of The curent within the cirenit? (b) What is he impedance of he circuit? (c) What are hwo possible readance valves fur he induchr and whoh ore has a smaller anqular freg vency Than resonance frequency.Problem 4: An RL low-pass filter is shown in the figure. Its purpose is to attenuate higher frequencies while allowing lower frequencies to pass through. A 930-Hz sine-wave signal with rms amplitude of Vms = 1.4 V is fed into the filter. The values of the components are R= 0.62 Q and L = 140 uH. Out L R rms Part (a) Find the output rms voltage, in volts. Vout = sin() cos() tan() 8 9 HOME cotan() asin() acos() 4 5 6 atan() acotan() sinh() 2 | 3 cosh() tanh() cotanh() END ODegrees O Radians VOl BACKSPACE DEL CLEAR Submit Hint Feedback I give up! Part (b) By what angle, in degrees, does the output voltage lag the input voltage?A resistor and capacitor are connected in series across an ac generator. The voltage of the generator is given by V(t) = Vo cos(wt), where Vo What is the magnitude of the impedance of the RC circuit? (b) What is the amplitude of the current through the resistor? (c) What is the phase difference between the voltage and current? 120 V, w = 120T rad/s, R = 600N, and C = 4.5µF. (a) Hint a. The magnitude of the impedance is Ω. b. The amplitude of the current through the resistor is mA. c. The phase difference between the voltage and current is rad. (Take the positive phase difference to mean that voltage is leading the current by this phase difference.)
- There is an 2 H inductor, 4 F Capacitor and 500 ohm resistor in series in circuit with AC volt source max voltage 300 V and angular frequency 1300 rad/s. What is max current? Is the voltage lagging the current?What is the rms current (in amps) in a circuit whose AC current oscillates sinusoidally between plus and minus 7.96 A.