Given two particles with Q = 3.00-µC charges as shown in the figure below and a particle with charge q = 1.27 ✕ 10−18 C at the origin. (Note: Assume a reference level of potential V = 0 at r = ∞.) Three positively charged particles lie along the x-axisof the x y coordinate plane. Charge q is at the origin. Charge Q is at (0.800 m, 0). Another charge Q is at (−0.800 m, 0). a)What is the net force (in N) exerted by the two 3.00-µC charges on the charge q? (Enter the magnitude.) b) What is the electric field (in N/C) at the origin due to the two 3.00-µC particles? (Enter the magnitude.) c) What is the electrical potential (in kV) at the origin due to the two 3.00-µC particles?   d)What If? What would be the change in electric potential energy (in J) of the system if the charge q were moved a distance d = 0.400 m closer to either of the 3.00-µC particles?

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.