A charge q1= 2.00 µC is located at the origin, and a charge q2 = -6.00 µC is located at (0, 3.00) m, as shown in the figure below. (A) Find the total electric potential due to these charges at the point P, whose coordinates are (4.00, 0) m. (B) Find the change in potential energy of the system of two charges plus a charge q3= 3.00 µC as the latter charge moves from infinity to point P

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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.