Supercapacitors with capacitances of 1 f or more are made, Ask an Expert

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Supercapacitors, with capacitances of 1 F or more, are made with plates that have a spongelike structure with a very large surface area. Determine the surface area of a supercapacitor that has a capacitance of 4.5 F and an effective separation between the plates of d = 0.97 mm.

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