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AP Physics C Electricity and Magnetism Flashcards: Electric Flux

Study Electric Flux in AP Physics C Electricity and Magnetism with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

If a surface is oriented parallel to E\boldsymbol{E}, what is the flux through it?

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ANSWER

Electric flux is zero. Parallel means θ=90°\theta = 90°, so cos⁡θ=0\cos\theta = 0.

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AP Physics C Electricity and Magnetism: Electric Charges, Fields, and Gauss's Law

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What this deck covers

This deck focuses on Electric Flux, giving you a quick way to review the definitions, rules, and examples that matter most for AP Physics C Electricity and Magnetism.

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Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 40Practice questions for this set
An electric field in a region is given by the expression E⃗=(3x2)i^ N/C\vec{E} = (3x^2) \hat{i} \ \text{N/C}, where xx is in meters. What is the electric flux through a square surface in the y-z plane with side length LL located at x=2.0x = 2.0 m?
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