A point charge q1 = +6.20 μC is held fixed at the origin. A second point charge with q2 = +1.50 μC and mass m2 = 2.50  10-4 kg is placed on the x-axis at x2 = +25.0 cm. (a) What is the electric potential energy of this pair of charges (assuming that the potential energy is zero when they are infinitely far apart)? (b) The second point charge is released form rest. What is the electric potential energy and speed when it is at x = 50.0 cm? (c) Include a diagram of the situation

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A: Given, vo = ? a = -4.77 m/s2 (-ve sign due to retardation) v = 8.27 m/s x = 4.64 m

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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.