Calculating Electrostatic Work: q1, q2, k, W

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Homework Help Overview

The problem involves calculating the work done by the electrostatic force when a point charge q2 moves in the electric field created by another stationary point charge q1. The context is electrostatics, specifically focusing on the work-energy principle in relation to electric potential energy.

Discussion Character

  • Exploratory, Conceptual clarification

Approaches and Questions Raised

  • Some participants draw analogies to gravitational potential energy to explore the concept of work done by electrostatic forces. Others question the definition of potential energy in the context of charged particles.

Discussion Status

The discussion is ongoing, with participants seeking clarification on the concepts involved. One participant has requested help and another has prompted them to share their attempts at solving the problem, indicating a collaborative effort to understand the topic better.

Contextual Notes

There appears to be a lack of clarity regarding the application of potential energy concepts to electrostatics, as well as the specific calculations needed to determine the work done.

HELLO11
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Homework Statement



A point charge with charge q1 is held stationary at the origin. A second point charge with charge q2 moves from the point (x1, 0) to the point (x2,y2).

How much work W is done by the electrostatic force on the moving point charge?

Express answer in joules. Use k for Coulomb's constant


Homework Equations



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Think about how you would define moving, say, a rock from one elevation to another. At each location, the rock has a certain "gravitational potential energy", and the amount of work you do is equal to the differences in the gravitational potential energies.

Now think about how you define potential energies for charged particles.
 
can any help me, i still don't get it
 
HELLO11 said:
can any help me, i still don't get it

What exactly don't you get?

A good first step would be posting your attempt at solving the problem.
 

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