Charged cylinder with charge inside, find force

Using the formula F=Eq, you can then find the force felt by the charge due to the cylinder. In summary, to find the force felt by the charge due to a non-uniformly charged solid cylinder, you can use Gauss's law to calculate the electric field and then use F=Eq to find the force.
  • #1
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Problem is:
You have a non-uniformly charged solid cylinder along x-axis who's volume charge density (ρ=ρ°+vx), v is constant, changes according to where you are in reference to center of cylinder (origin). At center there is a charge q. Find force felt by the charge due to the cylinder. I know that I have to use F=Eq, but I am having trouble finding the electric field felt by the charge due to cylinder. Is that even possible?

Homework Statement





Homework Equations


F=Eq
Gauss's law


The Attempt at a Solution

 
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  • #2
Yes, it is possible to find the electric field felt by the charge due to the cylinder. You can use Gauss's law to calculate the electric field. The electric field at any point is given by: E = (1/ε0)*Integral of ρdV over the entire volume of the cylinder where ρ is the volume charge density. The electric field at the center of the cylinder is simply q/4πε0, where q is the total charge on the cylinder.
 

1. How is the force on a charged cylinder with charge inside calculated?

The force on a charged cylinder with charge inside can be calculated using the formula F = qE, where F is the force, q is the charge, and E is the electric field.

2. What is the direction of the force on a charged cylinder with charge inside?

The direction of the force on a charged cylinder with charge inside is determined by the direction of the electric field. If the electric field is positive, the force will be in the same direction. If the electric field is negative, the force will be in the opposite direction.

3. How does the magnitude of the charge affect the force on a charged cylinder?

The magnitude of the charge has a direct effect on the force on a charged cylinder. As the charge increases, the force also increases. This relationship is linear, meaning that if the charge is doubled, the force will also double.

4. Can the force on a charged cylinder be negative?

Yes, the force on a charged cylinder can be negative. This occurs when the electric field and the charge are in opposite directions, resulting in a negative value for the force.

5. How does the distance between the charge and the cylinder affect the force?

The force on a charged cylinder is inversely proportional to the square of the distance between the charge and the cylinder. This means that as the distance increases, the force decreases. This relationship is known as the inverse square law.

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