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AP Physics C: E&M/Unit 9 – Electric Potential
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Capacitor Potential and Plate Separation

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A capacitor of capacitance C is charged to a potential difference V₀. The capacitor is then disconnected from the battery, and the separation between its plates is doubled. What is the new potential difference across the capacitor?

A

2V₀

B

V₀/2

C

V₀

D

4V₀

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