Two tiny metal spheres A and B of masses mA = m and mB = 2m %3D have equal positive charges q. The spheres are connected by a massless nonconducting string of length d, which is much greater than the radii of the spheres. NOTE: Express your answers in terms of m, q, d, and eg. (a) What is the electric potential energy of the system? U = %3D

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Q: 1 -02 - 4 3

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Q: A particle with a charge of -3.6 μC and a mass of 4.4 x 10-6 kg is released from rest at point A and…

A: charge = q = 3.6 x 10-6 c mass =m = 4.4 x 10-6 kg

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.