week3 (dragged) 47

week3 (dragged) 47 - University Physics, Chapter 23 August...

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! Let’s look at the electric potential energy when we move a charge q by a distance d in a constant electric field ! The definition of work is ! For a constant electric field the force is ! … so the work done by the electric field on the charge is
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Unformatted text preview: University Physics, Chapter 23 August 12, 2010 4 Constant Electric Field W = F · d W = e E · d = qEd cos θ Thursday, September 9, 2010...
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This note was uploaded on 12/01/2011 for the course PHYS 241 taught by Professor Wei during the Fall '08 term at Purdue University.

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