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11 Dec 2019
A capacitor consists of two 6.4-cm diameter circular plates separated by 1.0 mm. The plates are charged to 130 V, then the battery is removed.
(a) How much energy is stored in the capacitor?
(b) How much work must be done to pull the plates apart to where the distance between them is 2.0 mm?
A capacitor consists of two 6.4-cm diameter circular plates separated by 1.0 mm. The plates are charged to 130 V, then the battery is removed.
(a) How much energy is stored in the capacitor?
(b) How much work must be done to pull the plates apart to where the distance between them is 2.0 mm?
Amal JeevaLv10
12 Oct 2020