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8.4 Electric Fields of Charge Distributions

Part of Electric Charges, Fields, and Gauss’s Law in AP® Physics C: Electricity and Magnetism. Read the opening section, then create a free account for the full interactive lesson, practice, and progress tracking.

The flux Φ{\Phi} describes the flow of a vector field through a surface. It quantifies how many field vectors pass through the surface. It is the dot product of the area vector A (perpendicular to the surface) and the field F⃗{\vec{F}}.

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