The diagram shows electric field lines around two point charges. What is the sign of each charge?
AA is +, B is +
BA is +, B is −
CA is −, B is +
DA is −, B is −
Explanation
📌 Field lines EMERGE from positive charges and CONVERGE into negative charges. In the diagram, arrows point OUT of A (so A is positive) and INTO B (so B is negative). Distractor A: both would show outward arrows; C: reversed; D: both would show inward arrows.
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