private formula
Formula has warnings so can not be used - press "edit" below in order to fix.
| F | Coulomb Force (N) |
| ke | Coulomb's constant |
| Q1 | Point Charge #1 (C) |
| Q2 | Point Charge #2 (C) |
| r12 | Distance between Q1 and Q2 (m) |
| Q3 | Point Charge #3 (C) |
| r13 | Distance between Q1 and Q3 (m) |
| r23 | Distance between Q2 and Q3 (m) |