Calculating the electric potential at the midpoint

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Homework Help Overview

The discussion revolves around calculating the electric potential at the midpoint between two point charges, specifically in the context of an equilateral triangle configuration. Participants are exploring the relevant equations and geometric considerations necessary for this calculation.

Discussion Character

  • Exploratory, Conceptual clarification, Mathematical reasoning

Approaches and Questions Raised

  • Participants are attempting to identify the appropriate equations for electric potential and are questioning how to determine distances from the midpoint to each charge. There is also a suggestion to create a diagram to aid in understanding the geometry involved.

Discussion Status

Some guidance has been offered regarding the use of Coulomb's constant and the formula for electric potential. Participants are actively engaging with the problem, exploring distances and geometric relationships, but no consensus has been reached on a specific approach yet.

Contextual Notes

There is an indication of confusion regarding the setup of the problem, particularly in finding the midpoint and the distances involved. The original poster expresses uncertainty about how to proceed with the calculations.

rrosa522
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Homework Statement


How do you calculate the electric potential at the midpoint between two point charges?

Homework Equations

The Attempt at a Solution


I was asked to find the electric potential at the midpoint of every side of an equilateral triangle. I have no clue how I could do this find the midpoint.
 
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What equation is relevant for finding the electric potential at some distance from a point charge?
 
gneill said:
What equation is relevant for finding the electric potential at some distance from a point charge?
gneill said:
What equation is relevant for finding the electric potential at some distance from a point charge?
V=keq/r
 
rrosa522 said:
V=keq/r
Okay, I presume you mean

##V = k\frac{q}{r}## where k is Coulomb's constant.

So what are the distances to each charge from one of the midpoints of a side of the triangle? Make a diagram and use a bit of geometry.
 

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