Coulombs Law Calculator
coulombs law calculator. Get instant, accurate results. Enter values for instant results with step-by-step formulas.
Reviewed by Manoj Kumar, Mathematics Educator
Reviewed by Manoj Kumar, Mathematics Educator
Formula
F = kqโqโ/rยฒ
Electrostatic force between two point charges. k = 8.9875ร10โน Nยทmยฒ/Cยฒ.
Worked Examples
Example 1: Two charges
Problem:qโ=1ฮผC, qโ=2ฮผC, r=0.1m
Solution:F=8.99e9ร1e-6ร2e-6/0.01=1.798 N
Result:1.798 N (repulsive)
Reviewed by Manoj Kumar, Mathematics Educator ยท Editorial policy