University Physics with Modern Physics with Mastering Physics (11th Edition)

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21.58: a) Since field lines pass from positive charges and toward negative charges, we can deduce that the top charge is positive, middle is negative, and bottom is positive. b) The electric field is the smallest on the horizontal line through the middle charge,
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Unformatted text preview: at two positions on either side where the field lines are least dense. Here the y-components of the field are cancelled between the positive charges and the negative charge cancels the x-component of the field from the two positive charges....
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This document was uploaded on 02/06/2008.

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