Coulomb's Law (Electric Force) Video Lessons

Concept

# Problem: At what distance is the electrostatic force between two protons equal to the weight of one proton?

###### FREE Expert Solution

Coulomb's law:

$\overline{){\mathbf{F}}{\mathbf{=}}\frac{\mathbf{k}{\mathbf{q}}_{\mathbf{1}}{\mathbf{q}}_{\mathbf{2}}}{{\mathbf{r}}^{\mathbf{2}}}}$

The electrostatic force between two protons is equated to the weight of one proton.

F = mg

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###### Problem Details

At what distance is the electrostatic force between two protons equal to the weight of one proton?