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Questions tagged 'Electric Field'

11 questions

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Anonymous

Feb 19, 2025

Two 2.0-cm-diameter disks face each other, 1.0mm apart. They are charged to +/- 10nC.?

What is the electric field strength between two parallel disks, each with a diameter of 2.0 cm, placed 1.0 mm apart and charged to ±10 nC? Additionally, if a proton is launched from the negatively cha...

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Anonymous

Feb 18, 2025

Flux through a cube at point (0,0,0)?

A cube has one corner at the origin and the opposite corner at the point (L, L, L). The sides of the cube are parallel to the coordinate planes. The electric field in and around the cube is described...

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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...

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Anonymous

Feb 08, 2025

college Physics problem (You want to create an electric field E = N/C at location …)?

I have two physics problems I'm struggling with: I want to create an electric field E = <0, 30000, 0> N/C at the location <0, 0, 0>. A) Where would I place a proton to produce this f...

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Anonymous

Feb 04, 2025

Need help with electromagnetism – Please!!!!!?

I need assistance with a problem in electromagnetism. The magnetic field inside a solenoid with a diameter of 5.0 cm is measured at 2.0 T and is decreasing at a rate of 3.80 T/s. What is the electric...

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Anonymous

Jan 12, 2025

What is the new charge density on the outside of the sphere?

A hollow conducting sphere has an outer radius of 0.257 m and an inner radius of 0.203 m. It initially possesses a uniform surface charge density of +6.31 × 10⁻⁶ C/m². A charge of -0.870 µC is introdu...

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Anonymous

Dec 31, 2024

A uniform electric field with a magnitude of 1150 N/C points in the negative x direction, as shown in Figure 2?

A uniform electric field with a magnitude of 1150 N/C points in the negative x direction, as illustrated in Figure 20-21, where L = 1.2 cm (http://www.webassign.net/walker/20-21alt.gif). (a) What is...

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Anonymous

Dec 20, 2024

The figure below shows the electric field lines for two point charges separated

The figure below illustrates the electric field lines for two point charges separated by a small distance. (a) Calculate the ratio ( q_1/q_2 ). Provide your answer as a decimal rounded to three signif...

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Anonymous

Dec 09, 2024

An electron and a proton are fixed at a separation distance of 881 nm. Find the magnitude and direction of the?

An electron and a proton are fixed at a separation distance of 881 nm. What is the magnitude of the electric field at the midpoint between them? Please provide your answer in N/C. Thank you!

The vertical deflecting plates of a typical classroom oscilloscope are a pair of parallel square metal plates?

The vertical deflecting plates of a typical classroom oscilloscope consist of a pair of parallel square metal plates that carry equal but opposite charges. The typical dimensions of these plates are a...