charged line extends from y = 2.50 cm to y = −2.50 cm. The total charge distributed uniformly along the line is −9.00 nC. What is the magnitude and direction ( negative or positive x direction) of the electric field on the x axis at x = 0.25 cm? Is the magnitude of the electric field calculated larger or smaller than the electric field 0.25 cm from an infinite line of charge that has the same charge per unit length as this finite line of charge?

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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.