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if an uncharged capacitor is connected to a battery, one capacitor plate becomes

ID: 1393949 • Letter: I

Question

if an uncharged capacitor is connected to a battery, one capacitor plate becomes negatively charged as electrons move from the interior of the plate to the plate face. in the figure the depth d from which the electrons come in the plate in a particular capacitor is plotted against a range of values for the potential difference v of the battery. the vertical scale is set by ds = 3.00 pm, and the horizontal scale is set by vs = 50.0 v. assume the plate is made of copper with a density of conduction electrons of 8.49

Explanation / Answer

We have:

q = Ne = (nAd)e

also we have:

q=CV

using both equation we have:

C/A = ned/V

using given data:

C/A = 8.1504