(a) The potential difference between the plates of a 4.95-pF capacitor is 90 V. How much energy is stored in the capacitor? 20047.5 X m) (b) How much additional energy is required to increase the potential difference between the plates from 90 V to 180 V?

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(a) The potential difference between the plates of a 4.95-pF capacitor is 90 V. How much energy is stored in the capacitor?
20047.5
X m)
(b) How much additional energy is required to increase the potential difference between the plates from 90 V to 180 V?
Transcribed Image Text:(a) The potential difference between the plates of a 4.95-pF capacitor is 90 V. How much energy is stored in the capacitor? 20047.5 X m) (b) How much additional energy is required to increase the potential difference between the plates from 90 V to 180 V?
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