Coulomb's Law Calculator

Calculate electrostatic force between two point charges using Coulomb's law.

First charge in microcoulombs.
µC
Second charge in microcoulombs.
µC
Distance between charges.
cm

Results

Electrostatic Force-N
E-field at Q2 (from Q1)-V/m
References: Griffiths Introduction to Electrodynamics; Halliday/Resnick Physics