Two tiny metal spheres A and B, mass mA =5.00 g and mB= 10.0 g, have equal positive charge q =5.00 mC.The spheres are connected by a massless nonconducting string of length d = 1.00 m, which is much greater than the radii of the spheres. (a) What is the electric potential energy of the system? (b) Suppose you cut the string.At that instant, what is the acceleration of each sphere? (c) A long time after you cut the string, what is the speed of each sphere?

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Q: Figure V (volts) 120 100 80 60 40 20 0 0 0.5 1 1.5 B •C 2 ~ 2 of 2 > 2.5 x (m) The graph in (Figure…

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Q: The drawing shows a square, each side of which has a length of l = 0.250m. Find the electric…

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Q: alpha particle (m = 6.7 × 10−27 kg, q = +3.2 × 10−19 C) has a speed of 30 km/s at point A and moves…

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Q: A charge Q creates an electric potential of +(1.2400x10^2) V at a distance of (1.39x10^1) cm. What…

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Q: The shaded region in the diagram is a region of uniform electric field. A negative charge Q = -2μC…

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Q: The plates of a parallel-plate capacitor are 2.50 mm apart, and each carries a charge of magnitude…

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Q: Consider a uniform electric field E of magnitude E = 8.4 N/C. The line segment connecting points A…

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Q: A 6.0-mF capacitor charged to 50 V and a 4.0-mF capacitor charged to 34 V are connected to each…

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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.