Two point charges +4e and +e are at a distance a apart. What should be the sign of a third point charge q to be placed between them so that q is in equilibrium?
Two point charges +4e and +e are at a distance a apart. What should be the sign of a third point charge q to be placed between them so that q is in equilibrium?
Answers (1)
If charges are in equilibrium, then the force on charge 4e will be zero.