Why is the electric field inside a sphere zero?

Reymundo Wunsch asked a question: Why is the electric field inside a sphere zero?
Asked By: Reymundo Wunsch
Date created: Fri, Mar 26, 2021 1:50 PM

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Those who are looking for an answer to the question «Why is the electric field inside a sphere zero?» often ask the following questions:

👉 Is electric field zero inside a sphere?

It isn’t necessarily zero. You are probably talking about a uniformly charged sphere with no other external electric fields. In this case, yes, the electric field at the center is zero. If the sphere had a nonuniform charge and/or there was another external electric field, the field at the center would not be zero.

👉 Why electric field inside a sphere is zero?

Why is electric field zero inside a hollow sphere? Hi, According to Gaussian’s law the electric field inside a charged hollow sphere is Zero. This is because the charges resides on the surface of a charged sphere and not inside it and thus the charge enclosed by the guassian surface is Zero and hence the electric field is also Zero.

👉 Why is electric field inside a sphere zero?

electric field in and out of the spherical shell. Why the field inside the conducting spherical shell is zero? Professor Lewin said and I quote," there is NO charge inside the conductor because any charge inside the conductor would make the electrons experience a force , the electrons will start to flow and they will kill the electric field."

10 other answers

This implies that the electric field inside a sphere is zero. Say you now add an electron inside the shell. The electrons on the surface will experience a force. This will cause them to move on the surface such that the net force\field becomes zero again.

If you imagine a sphere as a collection of many point charges, the electric field at the center will end up pointing in all directions and all of these will add to zero. Very often, you will see this written is “the electric field is zero due to symmetry,” or something very close to that. 1.7K views. ·.

Why is electric field zero inside a hollow sphere? Hi, According to Gaussian’s law the electric field inside a charged hollow sphere is Zero. This is because the charges resides on the surface of a charged sphere and not inside it and thus the charge enclosed by the guassian surface is Zero and hence the electric field is also Zero.

Why is the electric field inside a charged sphere zero? since all the charge is distributed on the surface of the spherical shell so according to Gauss law there will not be any electric flux inside the spherical shell, because the charge inclosed by the spherical shell is zero, so there will not be any electric field present inside the spherical shell.

Asked 6 years, 1 month ago. Active 11 months ago. Viewed 10k times. 1. If you have a conducting hollow sphere with a uniform charge on its surface, then will the electric field at every point inside the shell be 0. The reason the electric field is 0 at the center is clear from the symmetry of the sphere, but for a point at a certain distance from ...

Why is the electric field inside a charged sphere zero? It follows that: The electric field immediately above the surface of a conductor is directed normal to that surface. Now, the gaussian surface encloses no charge, since all of the charge lies on the shell, so it follows from Gauss’ law, and symmetry, that the electric field inside the shell is zero.

That is correct if the charged sphere is a conductor in which charges are free to move. However, the electric field is also zero inside the cavity of a uniformly-charged spherical dielectric shell in which the charges are not free to move. May 4, 2017. #7.

So using Gauss theorem, E=0 So as all the charges lies on the surface of conducting sphere, using symmetry and Gauss law the electric field is zero inside the hollow conducting sphere. So, we can say that the electric field inside any hollow conducting surface is zero provided that there are no charges enclosed by that region.

Beside this, why is the electric field inside a sphere zero? The electric field immediately above the surface of a conductor is directed normal to that surface. Now, the gaussian surface encloses no charge, since all of the charge lies on the shell, so it follows from Gauss' law, and symmetry, that the electric field inside the shell is zero .

Why electric field strength in a sphere is zero? All the charges lie on the surface of the charged sphere. If a gaussian surface is drawn within the sphere, there will not be any charge within the surface. Therefore, the electric field strength inside a sphere is zero.

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We've handpicked 22 related questions for you, similar to «Why is the electric field inside a sphere zero?» so you can surely find the answer!

Why is the electric field inside a hollow sphere is zero ?

If you have a conducting hollow sphere with a uniform charge on its surface, then will the electric field at every point inside the shell be 0. The reason the electric field is 0 at the center is clear from the symmetry of the sphere, but for a point at a certain distance from the center, shouldn't a net electric field exist?

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Why is the electric field zero inside a hollow conducting sphere?

Active 11 months ago. Viewed 10k times. 1. If you have a conducting hollow sphere with a uniform charge on its surface, then will the electric field at every point inside the shell be 0. The reason the electric field is 0 at the center is clear from the symmetry of the sphere, but for a point at a certain distance from the center, shouldn't a net ...

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Is electric field inside insulating sphere?

How to calculate the electric field using Gauss's Law for an insulating sphere. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test ...

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When is electric potential zero inside a sphere?

The electric field inside a conducting sphere is zero, so the potential remains constant at the value it reaches at the surface: Potentials for other charge geometries

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The electric field inside a hollow uniformly charged sphere is zero does this imply that the potential is zero inside the sphere explain?

Electric filed between two points inside the hollow sphere is zero means that the two points are at the same potential. In other words the potential difference between the two points is zero. It is not necessary that the potentials are zero.There fore The electric field inside a hollow uniformly charged sphere is zero implies the potentials at any two points inside the sphere are the same.

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Is electric field zero inside insulator?

Why is the electric field inside an insulator not zero? This is attributed to the fact that the electrons are loosely bound to the nuclei and they are free to rearrange themselves until the net field becomes zero. But in an insulator the electrons are tightly bound to the nuclei. So they can resist movement even at more intense fields.

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Why is the electric field strength zero inside a conducting or insulating sphere ?

Maybe you forget the word “hollow “ before sphere, cause in a solid insulating sphere the charge don’t need to move to surface, there is non zero field inside because …

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Electricity - why the potential inside a solid conducting sphere is non zero while the electric field inside is zero?

The potential difference inside a conductor is always zero [I edited your question]. The potential inside a conductor is not always zero. The potential …

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Is there electric field inside negative charged sphere?

  • Since we have no negative charges inside a empty hollow sphere we have no field lines there ergo no electric field. But in case of a capacitor we put a charged sphere inside the the shell with opposite sign of the charge as the shell. Why do we then ignore the field from the shell? homework-and-exercises electrostatics electric-fields capacitance

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Is there electric field inside negatively charged sphere?

The electric field immediately above the surface of a conductor is directed normal to that surface. Figure 10: The electric field generated by a negatively charged spherical conducting shell. Let us consider an imaginary surface, usually referred to as a gaussian surface, which is a sphere of radius lying just above the surface of the conductor.

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What is electric field inside charged metal sphere?

Zero. By Gauss' or Coulomb's law - eclectic field inside a conductor or a charged empty shell is always zero. If there were a field inside a sphere it would never be able to reach equilibrium with itself.

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What is the electric field inside a sphere?

  • The electric field inside a sphere of uniform charge is radially outward (by symmetry), but a spherical Gaussian surface would enclose less than the total charge Q. The charge inside a radius r is given by the ratio of the volumes:

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Why is electric field linear inside a sphere?

The electric field inside a sphere is zero, while the electric field outside the sphere can be expressed as: E = kQ/r². Q2. Why is the Electric Field Inside a Sphere Equal to Zero? Since the Gauss Law only applies to Gaussian surfaces that do not consume charge and instead, all of its charges lie on the surface.

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Why is electric field inside a cavity of a non-conducting sphere not zero?

Consider a charged non conducting solid sphere of uniform charge density, and it as hole of some radius at the centre. Now suppose I apply Gauss law. As there is no charge inside the cavity, no charge is enclosed by Gaussian sphere, so electric flux is zero, hence electric field is zero. But this is not true according to sources like this, textbook ...

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Is an electric field ever zero in a sphere?

Instead, he defines the conducting sphere, which is equipotential (since there can be no electric field inside a conductor in electrostatics) to have $V=0$. Hence we see that at least the portion of the xy plane within the sphere has $V=0$ .

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Sphere in an electric field: why constant is zero?

The answer above is accurate but doesn't emphasize the key point. Voltage differences are well-defined, but absolute voltage is not. If I have a simple circuit with a 1.5V battery with a 1 ohm resistor connected across it, is the + terminal of the battery at +1.5 V, or is ...

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Why electric field strength in a sphere is zero?

Why electric field strength in a sphere is zero? All the charges lie on the surface of the charged sphere. If a gaussian surface is drawn within the sphere, there will not be any charge within the surface. Therefore, the electric field strength inside a sphere is zero.

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Why is the electric field zero in a sphere?

If you have a conducting hollow sphere with a uniform charge on its surface, then will the electric field at every point inside the shell be 0. The reason the electric field is 0 at the center is clear from the symmetry of the sphere, but for a point at a certain distance from the center, shouldn't a net electric field exist?

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Why is the electric field inside a hollow sphere zero but not for a ring?

For any point inside a uniformly charged sphere, the sum over all the sphere's surface results in a zero electric field. This is because one can make a symmetry argument, that each force from one tiny bit of the charged area of the sphere is balanced by a projection of that area through the point of interest, onto an area on the opposite side of the sphere.

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Can an electric field exist inside a conducting sphere?

The reason is, in case of conducting sphere electric field do not penetrate inside the sphere so there is no variation of electric field inside a conducting sphere, so work done in moving an object in a closed path is zero inside a conducting sphere and that's why electric potential

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Can an electric field exist inside a conductive sphere?

Active 11 months ago. Viewed 10k times. 1. If you have a conducting hollow sphere with a uniform charge on its surface, then will the electric field at every point inside the shell be 0. The reason the electric field is 0 at the center is clear from the symmetry of the sphere, but for a point at a certain distance from the center, shouldn't a net ...

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How to calculate the electric field inside a sphere?

Guass’ Law states that the total electric flux(equation below) through a Gaussian surface is equal to the charge enclosed by the surface divided by the permittivity of free space. Electric flux can also be defined by the electric field multiplied by the surface area of the Gaussian surface:

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