Two point charges, -10.7μC and 25.038 μC, are placed at x = 0 cm and x = 4 cm, respectively. Consider the x-axis directed to the right. Answer in SI units. (a) At what point along the x-axis is the electric field zero? (b) At what points along the x-axis is the electric potential zero (leftmost first)? Let V = 0 at r = ∞.

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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.