Calculating Electrostatic Potential Energy: Formula & Examples

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question 1 of 3

Two charges are held 1.0 m apart, and the electrostatic potential energy of this system is 20 J. If the charges are moved closed together until they are only 0.5 m apart, how much electrostatic potential energy does the system have now?

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1. Potential energy depends on _____.

2. A +0.006 C charge is located 1.5 m from a +0.002 C charge. What is the electrostatic potential energy of this system?

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About This Quiz & Worksheet

This brief quiz and worksheet will assess your understanding of how to find electrostatic potential energy. The quiz includes practice problems.

Quiz & Worksheet Goals

Here are the concepts the quiz will assess:

  • Amount of electrostatic potential energy a system has when charges are moved closer together
  • How potential energy of a system changes when one of two charges is replaced by an identical sphere with a specified charge
  • Determining electrostatic potential energy of systems with specified charges
  • Identifying electrostatic potential energy of a system with an identical charge

Skills Practiced

  • Problem solving - use acquired knowledge to solve practice problems on how to find electrostatic potential energy
  • Information recall - access the knowledge you've gained regarding how to determine the electrostatic potential energy of systems with specified charges
  • Reading comprehension - ensure that you draw the most important information from the related lesson on finding electrostatic potential energy

Additional Learning

Delve even deeper into this topic by reviewing the related lesson titled Calculating Electrostatic Potential Energy: Formula & Examples. Here's a snapshot of what the lesson covers:

  • Attraction and repulsion of charges
  • How to calculate the electrostatic potential energy of a pair of charges
  • Understanding how different electric charges interact
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