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Which mechanism causes current flow within a capacitor during AC voltage changes?

A)Displacement current propagation
B)Quantum tunneling effect
C)Electron drift velocity increase
D)Dielectric breakdown cascade

💡 Explanation

A changing electric field between capacitor plates induces a displacement current because Maxwell's equations demand continuity of current flow. Therefore, it is displacement current, rather than quantum tunneling, that contributes to charge separation processes.

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