Задача 30913.

Two similarly charged particles with charges Q1 and Q2, and masses m1 and m2, move from a very large distance towards each other along the line connecting them with velocities V1 and V2, respectively. Determine the shortest distance at which particles can approach each other.

Detailed solution with a brief record of the conditions, formulas and laws used in the solution, derivation of the calculation formula and answer.
If you have any questions regarding the solution, please write. I try to help.