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V vb va pe q pe q v both electric poten1al

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Unformatted text preview: rk is done on it. •  WAB = Fx Δx =q Ex (xf – xi) •  ΔPE = - WAB = - q Ex Δx –  Only for a uniform field for a par1cle that undergoes a displacement along a given axis •  SI unit of energy: J Poten1al Difference The electric poten1al difference ΔV between points A and B is defined as the change in the poten1al energy (final value minus ini1al value) of a charge q moved from A to B divided by the size of the charge. –  ΔV = VB – VA = ΔPE / q –  ΔPE =...
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