Three charged particles are at the corners of an equilateral triangle as shown in the figure below (q = 3.00 ÂμC, L = 0.900 m). 7.00 μ. 60.0⁰ 9 L -4.00 μC (a) Calculate the electric field at the position of charge q due to the 7.00 µC and -4.00 ÂμC charges. kN/C i + kN/C j (b) Use your answer to part (a) to determine the force on charge q. mN i + mNj

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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.