S y C d Lines of charge coming out of the page The figure (Figure 1)is a cross section of two infinite lines of charge that extend out of the page. Both have linear charge density A. Find an expression for the electric field strength E at height y above the midpoint between the lines.

Q: I=2 I-ム、3

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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.