An electron moving parallel to the x axis has an initial speed of 3.70 × 10b m/s at the origin. Its speed is reduced to 1.40 × 10 5 m/s at the point x = 2.00 cm. (a) Calculate the electric potential difference between the origin and that point. (b) Which point is at the higher potential?

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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.