A parallel-plate capacitor has an area of 400 cm2 and the, Ask an Expert

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A parallel-plate capacitor has an area of 4.00 cm², and the plates are separated by 1.00 mm with air between them. The capacitor stores a charge of 200 pC. (a) What is the potential difference across the plates of the capacitor? V (b) What is the magnitude of the uniform electric field in the region between the plates?

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