A point charge q = +39.0 µC moves from A to B separated by a distance d= 0.173 m in the presence of an external electric field of magnitude 280 N/C directed toward the right as in the following figure. A positive point charge q is initially at point A, then moves a distance dto the right to point B. Electric field vector E points to the right. (a) Find the electric force exerted on the charge. Magnitude N (b) Find the work done by the electric force.
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