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week2 (dragged) 27

week2 (dragged) 27 - • We place q 2 and q 3 on the x axis...

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August 12, 2010 University Physics, Chapter 22 18 Example: Electric Field from 4 Point Charges (3) ! SKETCH ! We can draw a sketch of the four charges placed on the corner of a square ! We define an x-y coordinate system as shown
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Unformatted text preview: • We place q 2 and q 3 on the x axis • We place q 1 and q 4 on the y axis • The center of the square is at x = y = 0 ! We define the side of the square • a = 5 cm Thursday, September 2, 2010...
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