Coulomb's Law
F = k·|q1·q2| / r^2
What it says
Coulomb's law gives the electrostatic force between two point charges as proportional to the product of their charges and inversely proportional to the square of the distance between them.
Symbols
| Symbol | Quantity | Dimension |
|---|---|---|
F | Electrostatic force (N) | M L T^-2 |
q1 | Charge 1 (C) | T I |
q2 | Charge 2 (C) | T I |
r | Distance between charges (m) | L |
k | Coulomb constant (8.9875517923e9 N·m^2/C^2) | M L^3 T^-4 I^-2 |
Work it out
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Connects to
Filed under Electromagnetism · derive through it in the explorer