Determine the capacitance of a capacitor

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Reference no: EM131340326

1. A 20 μF capacitor is charged to a p.d. of 250 V. Calculate the energy stored.

2. The energy stored by a 400 pF capacitor is 8 μJ. Calculate the p.d. between its plates.

3. Determine the capacitance of a capacitor that stores 4 mJ of energy when charged to a p.d. of 40 V.

Reference no: EM131340326

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