Which of the following are true? (Select all that apply.) The sinusoidal voltage across the resistor will be comparable to the amplitude of the AC voltage source if the latter is set to a very high frequency. At very high frequencies, the amplitude of the sinusoidal current in the circuit will be small (near zero). At very low frequencies, the sinusoidal voltage across the capacitor will be comparable to the source AC voltage.

Q: For an AC circuit, an inductor of unknown value was tested to determine whether it's in parallel or…

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Q: A 30-μF capacitor is connected across a 60-Hz ac source whose voltage amplitude is 50 V. (a) What is…

A: Given that a capacitor has 30 micro Farad of capacitance connected across 60 Hz source whose…

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 and an inductor are connected to an ac generator in two ways: in series and in parallel.…

A: The expressions of the inductive reactance (XL) and capacitive reactance (XC) can be expressed as…

Q: An AC source (Vrms = 287 V, frequency f = 49.9 Hz) is connected in series to a resistor R = 75.5 Q…

A: The phase angle of an RC series circuit is given by, ϕ=cos-1RZ Here, Z is the impedance of the…

Q: Problem 4: An AC power supply is connected to a capacitor of capacitance 1.5 μF. At time 0 the power…

A: a)Current through the capacitor is,

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: A hobbyist builds a circuit in which an AC power supply with an rms voltage of 115 V is connected to…

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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: Consider an AC circuit consisting of an AC voltage source, a 30-W resistor, a 450-mF capacitor, and…

A: Given, resistance = 30 ohms capacitance = 450 mF inductance = 0.35 H

Q: A 300. Q resistor is connected in series with a 4.00 F capacitor and a sinusoidal source of emf with…

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Q: 4. of this voltage, (b) the amplitude of this voltage, and (c) the rms value of this voltage. (d) If…

A: A graph of sinosoidal voltage variation is given in graph above  To find  RMS voltage  Frequency…

Q: An 19.0-µF capacitor is connected across an AC source with Vmax = 80.0 V oscillating at 45.0 Hz.…

A: C = 19μF Vmax = 80 V f = 45 Hz

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: Which of the following are true? (Select all that apply.) At very low frequencies, the amplitude of…

A: In the study of electrical circuits, the behavior of currents and voltages can vary depending on the…

Q: An ac source of voltage amplitude 10 V delivers electric energy at a rate of 0.80 W when its current…

A: Given that:-Voltage amplitude is 10 VRate of electric energy is 0.80 WattThe output current is…

Q: Consider the circuit in the figure. (a) If the current through the inductor (L = 25 mH) at 360 Hz…

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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: An ac source of voltage amplitude 10 V delivers electric energy at a rate of 0.80 W when its current…

A:

Q: Assume that you have an LRC AC Circuit with one inductor which has an inductance of L = 81 mH and…

A:

Q: A 6.0-µF capacitor is connected to an ac signal with a frequency of 60 Hz. If the maximum voltage…

A: Capacitive reactance = 440 ohm

Q: A capacitor is connected across an ac generator whose frequency is 1100 Hz and whose peak output…

A: Irms=4.3A Peak voltage =200V Vrms=2002=141.42 Frequency =1100hz

Q: A 2.62 ko resistor is connected to an AC voltage source with an rms voltage of 230 V. HINT (a) What…

A: max potential = 1.414 x V r m s  Vr m s = 230 volt R = 2620 Ω Imax = R / VPEAK

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: In a purely inductive AC circuit, L = 47.0 mH and the rms voltage is 85.0 Volts. If the frequency is…

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Q: A capacitor is connected across an ac generator whose frequency is 750 Hz and whose peak output…

A:

Q: A capacitor is connected across an ac generator whose frequency is 1100 Hz and whose peak output…

A: V=200v f=1100hz Irms=4.3A Vrms=141.42v

Q: An AC source (Vrms = 970 V, frequency f = 58.3 Hz) is connected in series to a resistor R = 42.7 Q…

A: The phase angle in the series RC circuit is given by Where R = Resistance of the resistor, XC =…

Q: A capacitor is connected across an ac generator whose frequency is 750 Hz and whose peak output…

A: Irms = 3.1A  Vrms = peak voltage/ √(2) = 210 / √(2) = 148.5 Volt Frequency of ac generator (f) =…

Q: An instructor builds a circuit in which an AC power supply with an rms voltage of 220 V is connected…

A: Given :     rms voltage, Vrms  = 220 V     resistance, R = 2.54 kilo ohm                         R =…