Give an example of an electrical device that runs on DC. Explain how the device has to be adapted so that it can be plugged into the AC mains supply.

Q: An AC voltage source, with a peak output of 200 V, is connected to a 50-W resistor. What is the…

A: Note: The unit of resistance of a resistor is  not WThe peak output voltage is The resistance of the…

Q: An AC source with a frequency of 60 Hz is connected to a lightbulb. The instantaneous brightness of…

A: Instantaneous current can be given as,  I = Imsin(ωt)  And instantaneous voltage can be given as,  V…

Q: Certain heavy industrial equipment uses AC power that has a peak voltage of 630 V. What is the rms…

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Q: The AC EMF in this electric circuit is described by the following equation: € = 30Ve¹(20)t What is…

A:

Q: An ac generator is connected to a device whose internal circuits are not known. We only know current…

A: Given data: AC current: I=0.5Acos120πt+π4 AC voltage: V=170Vcos120πt

Q: The current in an ac power line changes direction 120 times per second, and its average value is…

A: Since, Power can be written as, P=VI And also it is average of instantaneous current times voltage.…

Q: voltage drop across each resistor.

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Q: Certain heavy industrial equipment uses AC power that has a peak voltage of 512 V. What is the rms…

A: Peak voltage, Vo = 512 V

Q: A device has an average power rating of 1250 W and is designed to operate using a 211 V (RMS) line.…

A: Given  average power rating of a device (Pavg)=1250 w rms voltage (Vrms)=211 volt Required…

Q: Certain heavy industrial equipment uses AC power that has a peak voltage of 688 V. What is the rms…

A: Page 1

Q: 1-Consider an electric circuit comprised of a 10.0 2 resistor connected to an AC voltage source that…

A: Instantaneous voltage, ∆v = 18.0 sin(12.4πt)     - - - - - - -  (i)  Standard equation of…

Q: A 25.0 mH inductor, a 2.00 microFarad capacitor, and a certain resistor are connected in series…

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Q: The transformer between a wall outlet and a cell phone has an output of 0.4 A at 4.3 V. What is the…

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Q: The peak value of an AC passing through a (4.79x10^1) W device is (2.2x10^0) A. What is the rms…

A: RMS Power of a.c. source = 4.79× 101 W  Peak value of current (I 0) = 2.2 A

Q: has to be converted into a proper voltage form, using a Center Tapped Full wave Rectifier to get an…

A: DC power supply is very essential in our daily lives, from mobile charging adapter to TV remote…

Q: A 2.7 μC capacitor is connected to a variable AC voltage supply (rms voltage 240 v, frequency f = 80…

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Q: Why we use AC for power transmission over long distances?

A: Given: A usage of AC of power transmission in long distances as,

Q: Phasors and alternating current. A 200 resistor is connected in series with a 4.00 µF capacitor and…

A: Given, v_{A} = (5.00V) cos [(800rad / s) * t] Capacitance=4.00 µF

Q: A 35 mH inductor is connected in parallel to an AC power supply with a voltage given by,…

A: Option D is correct

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: An AC sine wave with an RMS value of 120VAC is connected to a full-wave rectifier. What is the…

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Q: A 100 ohm resistor is connected to a 220 V, 50 Hz ac supply. What is the net power consumed over a…

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Q: An incandescent bulb is connected to 220-V (rms) AC source. To obtain the same brightness, the bulb…

A: An incandescent bulb is connected to 220-V (rms) AC source. To obtain the same brightness, the bulb…

Q: A 100 ohm resistor is connected to a 220 V, 50 Hz ac supply. What is the rms value of current in the…

A: Given that,Resistance : R = 100 (Ohm)Voltage : V = 220 (V)Frequency : f = 50 (Hz)Here we need to…

Q: A 100-mH inductor is connected to a 110-Vmax ac source at a frequency of 30 kHz. The max current in…

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Q: An AC power source produces a 180 V peak emf at 70 Hz.  How does one go about figuring out what the…

A: Write the expression for average power dissipated in 480Ω resistor across an AC source.

Q: A circuit contains a light bulb and a capacitor (RC circuit) in series connected to an AC power…

A: