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Electrical Engineering

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Anonymous

Feb 06, 2025

115v / 60hz = how many amps?

What is the amperage when using a 115V, 60Hz electrical supply?
2 answers 90
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Anonymous

Jan 05, 2025

A parallel-plate air capacitor has a capacitance of 920 pF. The charge on each plate is 2.55 uC?

A parallel-plate air capacitor has a capacitance of 920 pF, and the charge on each plate is 2.55 μC. What is the potential difference between the plates? If the charge is kept constant, what will be t...
4 answers 222
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Anonymous

Dec 13, 2024

Find the current through each resistor HELPP!!?

I need help finding the current through each resistor in the following circuit: http://session.masteringphysics.com/problemAsset/1… The resistors have the following values: 4 ohms, 6 ohms, 8 ohms, 24...
1 answers 130
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Find the total capacitance of the combination of capacitors shown the figure?

What is the total capacitance of the combination of capacitors shown in the figure? You can view the figure at the following link: http://64.19.142.11/cnx.org/content/m42336/latest/...
1 answers 186
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Miss Lila Brekke

Oct 17, 2024

The figure (Figure 1) shows voltage and current graphs for a resistor.

The figure (Figure 1) displays the voltage and current graphs for a resistor. In Part A, I found that the electromotive force (emf) frequency is 25 Hz. In Part B, what is the value of the resistance R...
2 answers 209
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Anonymous

Dec 09, 2024

The maximum current supplied by a generator to a 25 Ω circuit is 6.2 A. What is the rms potential difference?

What is the root mean square (RMS) potential difference across a 25 Ω circuit when the maximum current supplied by a generator is 6.2 A? a. 150 V b. 120 V c. 110 V d. 62 V

1 answers 136
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Hailey Fadel

Oct 24, 2024

The most widely used insulator for splices of smaller wires, like those used for devices, is?

The most widely used insulator for splices of smaller wires, such as those used in devices, is which of the following? A. Wire nut B. Solder C. Friction tape D. Split bolt

1 answers 73
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Laurine Denesik

Dec 30, 2024

three 240 ohm resistors can be connected together in 4 different ways..?

How can three 240-ohm resistors be connected in four different configurations, utilizing combinations of series and parallel circuits? Could you explain these four configurations and calculate the net...
5 answers 163
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Anonymous

Jan 05, 2025

Total energy in a circuit – physics?

What is the total energy stored in the group of capacitors shown if the charge on the 30-µF capacitor is 0.90 mC? I have included a picture of the circuit for reference: http://bayimg.com/caMlHaaEH. T...
1 answers 178
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Anonymous

Jan 09, 2025

We had a power outage and our cable box won’t turn on. Is it possible the box got shorted?

After experiencing a power outage, our cable box is unresponsive and won't turn on. Could the power surge have caused damage to the box? What steps can I take to troubleshoot this issue?
5 answers 179
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Anonymous

Jan 29, 2025

It takes 2.5μJ of work to move a 16nC charge from point A to B. It takes -5.5μJ of work to move the charge from C to B.?

It requires 2.5 μJ of work to move a 16 nC charge from point A to point B. Additionally, it takes -5.5 μJ of work to move the same charge from point C to point B. Could someone explain what these valu...
3 answers 229
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Anonymous

Jan 06, 2025

low-flow pipe..Physics question…please help!!!?

An aluminum "12-gauge" wire has a diameter (d = 0.205 \, \text{cm}). The resistivity (\rho) of aluminum is (2.75 \times 10^{-8} \, \Omega \cdot \text{m}). The electric field in the wire varies with ti...
1 answers 59
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Anonymous

Jan 30, 2025

What draws more current, a 100-W lightbulb or a 75-W bulb?

I have a physics question that I'm trying to understand: Which lightbulb draws more current, a 100-watt bulb or a 75-watt bulb? Additionally, which one has the greater resistance? I would really appre...
2 answers 234
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Anonymous

Jan 24, 2025

What is rf bypass?

What is RF bypass, and how does it function in electronic circuits? Could you explain its significance in radio frequency applications and provide examples of where it is commonly used?
4 answers 184
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Antwan Hilpert

Oct 10, 2024

What is the function of a fuse or circuit breaker in a circuit?

What is the purpose of a fuse or circuit breaker in an electrical circuit, and how do they function to protect the system?
4 answers 169
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Anonymous

Nov 20, 2024

What is the potential difference(voltage) between the ends of the wire?

A wire with a resistance ( R ) is connected to the terminals of a 6.0 V battery. What is the potential difference (voltage) between the ends of the wire and the current ( I ) flowing through it for th...
2 answers 84
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Anonymous

Dec 25, 2024

What is the solution to this question?

A capacitor is connected across an oscillating electromotive force (emf), with a peak current of 7.00 A flowing through the capacitor. If the frequency (ω) is doubled, what will be the new peak curren...
1 answers 73
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Anonymous

Feb 09, 2025

What will be the maximum electric field in this filament?

A cylindrical tungsten filament, 14.0 cm in length and 1.30 mm in diameter, is to be used in a machine where the temperature will vary from room temperature (20°C) to 120°C. The filament will carry a...
1 answers 159
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Anonymous

Jan 17, 2025

Which of the following is true about AC electricity?

Which of the following statements about AC electricity is true? In the U.S., AC electricity oscillates at 60 Hz. It travels from a hot line and returns on a neutral line. It always takes the path of...
4 answers 136