Are electric field lines and electric flux the same thing?

In summary, an electric field is a physical quantity that describes the influence of an electric charge on other charges in its vicinity. Electric field lines are imaginary lines that show the direction and strength of the electric field, while electric flux is a measure of the amount of electric field passing through a given surface. These concepts are important for understanding and visualizing the behavior of electric fields in various applications.
  • #1
jaredvert
61
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I don't believe they are because the field lines don't have a representation such as flux but I want to be sure. Also are flux lines a vector quantity?
 
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  • #2
Flux is the density of field lines piercing a surface; to calculate it you take the dot product of the field at each point of the surface with the electric field at the same point; then integrate this over the given surface.

Magnetic flux is found the same way.

These are both scalar quantities.

For magnetic flux see http://en.wikipedia.org/wiki/Magnetic_flux
 

What is an electric field?

An electric field is a physical quantity that describes the influence that an electric charge has on other charges in its vicinity. It is represented by a vector at each point in space, indicating the direction and strength of the force that a positive charge would experience at that point.

What are electric field lines?

Electric field lines are visual representations of the electric field. They are imaginary lines that show the direction of the electric field at different points in space. The closer the lines are together, the stronger the electric field is at that point.

Are electric field lines and electric flux the same thing?

No, they are not the same thing. Electric field lines show the direction and strength of the electric field, while electric flux is a measure of the amount of electric field passing through a given surface. Electric field lines are used to visualize the electric field, while electric flux is used to calculate the strength of the electric field.

How are electric field lines and electric flux related?

Electric flux is calculated by integrating the dot product of the electric field and the surface area vector over a closed surface. This means that the electric field lines act as a guide for determining the direction and magnitude of the electric flux.

Why are electric field lines and electric flux important?

Electric field lines and electric flux are important concepts in understanding and visualizing the behavior of electric fields. They are used in various applications, including designing electrical circuits and understanding the behavior of charged particles in electromagnetic fields.

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