In the figure on the left, four points are located at the corners of a square with a = 1 m side length. Since q1 = 1x10-8 C, q2 = -2x10-8 C, q3 = 3x10-8 C and q4 = 2x10-8 C. a) part 1. Find the resultant electric field and direction at the center of the square. b) part 2.  Find the resultant electric potential at the center of the square. k =(9.109 nm2 /C2)

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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.