Two positive charges, each of magnitude q, are on the y-axis at points y = + a and y = -a. Where would a third positive charge of the same magnitude be located for the net force on the third charge to be zero?

a) at the origin
b) at y = 2a
c) at y = -2a
d) at y = -a

I said A is this right?

1 answer

Yup its correct.