Siven two particles with Q = 3.20-µC charges as shown in the figure below and a particle with charge q = 1.37 x 10-10 C at the origin. (Note: Assume a reference level of potential V = 0 at r= 0.) x= -0,800 m x= 0.800 m (a) What is the net force (in N) exerted by the two 3.20-uC charges on the charge q? (Enter the magnitude.) (b) What is the electric field (in N/C) at the origin due to the two 3.20-uC particles? (Enter the magnitude.) N/C (c) What is the electrical potential (in kV) at the origin due to the two 3.20-uC particles? kV (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 3.20-uc 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.