Coulomb's Law Calculator
Calculate electrostatic force between two charges.
Electrostatic force
0.0719 N
Formula
Fe = k |q1 x q2| / r^2.
Calculate electrostatic force between two charges.
How to Use
Calculate electrostatic force between two charges. Enter the Charge 1, Charge 2, and Distance values and review the Electrostatic force outputs after you calculate.
- Open the calculator : Start with Coulomb's Law Calculator.
- Enter values : Fill in the required inputs and any optional settings.
- Review the result : Read the output and use the about page for more detail if needed.
Common Questions
What formula does the Coulomb's Law Calculator use?
Fe = k |q1 x q2| / r^2.