A point charge q = +39.0 μC moves from A to B separated by a distance d = 0.183 m in the presence of an external electric field E with arrow of magnitude 255 N/C directed toward the right as in the following figure.
(a) Find the electric force exerted on the charge.
(b) Find the work done by the electric force.
(c) Find the change in the electric potential energy of the charge.
(d) Find the potential difference between A and B.
