56. The potential difference between the plates of a plane capacitor is U = 100 V. The distance between the plates d = 2,0 cm. To determine the surface density σ ´related charges ebony plate (ε = 3,0) thickness d1 = 8,0 mm, adjacent to one of the capacitor plates.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)
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