A parallel-plate capacitor has a 4 mm plate separation, 0.5 m 2 surface area per plate, and
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A parallel-plate capacitor has a 4 mm plate separation, 0.5 m2 surface area per plate, and a dielectric with εr = 6.8. If the plates are maintained at 9 V potential difference, calculate
(a) The capacitance,
(b) The charge density on each plate.
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