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How much energy is necessary to place three +2.0- μC point charges at the vertices of an equilateral triangle of side 2.0 cm if they started out extremely far away? (k = 1/47= 9.0 × 10⁹ Nm²/C²)

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter24: Gauss’s Law

Section: Chapter Questions

Problem 24.46P: A thin, square, conducting plate 50.0 cm on a side lies in the xy plane. A total charge of 4.00 108...

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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.

Question

How much energy is necessary to place three +2.0-
μC point charges at the vertices of an equilateral
triangle of side 2.0 cm if they started out extremely
far away? (k = 1/4π = 9.0 × 10° N · m²/C²)

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