Potential difference to find the magnitude of the electric field strength

In summary, the conversation is discussing the components needed to find the magnitude of the electric field strength between two oppositely charged plates. The equation for this is E= deltaV / distance, which can be found in a textbook or on websites like Wikipedia. A question is raised about a specific problem where the point of question is a distance from the next equipotential line and the delta V is given. The conversation then delves into another problem where there are multiple equipotential lines and the delta V is not the same as the potential difference of the point on the line. The questioner is seeking clarification on why this is the case.
  • #1
dpogre
4
0
what are the components to find the magnitude of the electric field strength when only potential difference and that there are two oppositely charged plates that are separated by a given distance.
 
Physics news on Phys.org
  • #2
Welcome to the PF. You must post your thoughts and the relevant equations, before we can offer tutorial assistance. There are basic equations for what you are asking, and they should be listed in your textbook. If you have no textbook, you can use wikipedia.org to look for information like this as you learn.
 
  • #3
I'm having a similar trouble. I know that E= deltaV / distance but in my book there is a problem where the the point of question (0V) is a distance 1cm from the next equipotential line (200V). The delta V is 200V. BUT in this other problem there are ovular circles around 0V and the equipotentials are 25V, 50V, 75V, and 100V. There is a point on the 50V line and the book says the delta V is 75V... What gives? Why is the delta V not 50V?
 

1. What is potential difference?

Potential difference is the difference in electric potential between two points in an electric field. It is also known as voltage and is measured in volts (V).

2. How is potential difference related to electric field strength?

Potential difference and electric field strength are directly proportional. This means that as the potential difference increases, the electric field strength also increases. The equation that relates them is E = V/d, where E is the electric field strength, V is the potential difference, and d is the distance between the two points.

3. How can potential difference be used to find the magnitude of electric field strength?

To find the magnitude of electric field strength, you can rearrange the equation E = V/d to solve for E. This will give you the electric field strength in units of volts per meter (V/m).

4. What are the units of potential difference and electric field strength?

Potential difference is measured in volts (V) and electric field strength is measured in volts per meter (V/m).

5. What is the significance of finding the magnitude of electric field strength using potential difference?

Finding the magnitude of electric field strength is important in understanding the behavior of electric fields and how they interact with charged particles. It is also useful in practical applications such as designing electrical circuits and calculating the force on a charged particle in an electric field.

Similar threads

  • Introductory Physics Homework Help
Replies
5
Views
222
  • Introductory Physics Homework Help
Replies
5
Views
1K
  • Introductory Physics Homework Help
Replies
6
Views
310
  • Introductory Physics Homework Help
Replies
4
Views
771
  • Introductory Physics Homework Help
Replies
4
Views
2K
Replies
22
Views
1K
  • Introductory Physics Homework Help
Replies
1
Views
1K
  • Introductory Physics Homework Help
Replies
3
Views
1K
  • Introductory Physics Homework Help
Replies
7
Views
1K
  • Introductory Physics Homework Help
Replies
6
Views
2K
Back
Top