Given two particles with Q = 2.10-µC charges as shown in the figure below and a particle with charge q = 1.35 10-18 C at the origin. (Note: Assume a reference level of potential V = 0 at r = ∞.) (a) What is the net force exerted by the two 2.10-µC charges on the test charge q? (b) What is the electric field at the origin due to the two 2.10-µC particles? (c) What is the electrical potential at the origin due to the two 2.10-µC particles?

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Q: 6. A very long conducting cylindrical rod of length L with a total charge -20 +2Q is surrounded by a…

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Q: Two parallel plates are held at a potential of + 40 V and + 22 V. If the plates have area of 44 cm2…

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Q: The ammonia moleculeNH3​has a permanent electric dipole moment equal to1.41D, where1D=1debye…

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Q: Question #1 A parallel-plate capacitor has a plate of area A 250 m' and separation d=2 mm. The…

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Q: A conducting sphere is placed between two charged parallelplates. Does the electric field insidethe…

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Q: Ex. 26 : An air condenser having capacity of 50 µF is charged to a potential of 200 V. If the area…

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Q: Given an electric potential of 1 q V= 4 περ r find its corresponding electric field vector.

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A: Solution: given that ρ = -10 c/m3

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.