- #1
Kostas Tzim
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Homework Statement
Two identical particles with $$ m=4,5 mg $$ and $$ q= 30 nC $$ are moving in vacuum in same direction. the paricles facing each other the time of the movement O --> <-- O like this.The time their distance is $$25cm$$
Homework Equations
Which will be the minimum distance between them?
$$ ε0=8,85 10^{-12}C ^2 /Nm^2 $$ , Ignore the gravitational forces
The Attempt at a Solution
Its a problem from the national competition. I would appreciate some help, i thought about using the conservation of energy