How much work is required to withdraw the porcelain sheet

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A 3.18-nF parallel-plate capacitor is charged to an initial potential difference ?Vi = 100 V and is then isolated. The dielectric material between the plates is porcelain, with a dielectric constant of 6.

(a) How much work is required to withdraw the porcelain sheet?

(b) What is the potential difference of the capacitor after the porcelain is withdrawn?

Reference no: EM13290849

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