Question: The capacitor shown in Figure carries charges of +Q and ???Q on its plates. (a) Find the stored energy as a function x. (b) Use

The capacitor shown in Figure carries charges of +Q and ???Q on its plates.

(a) Find the stored energy as a function x.

(b) Use the result of (a) to determine the force that acts on the dielectric slab.

Td

Td

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