18. A flat capacitor with plates of 100 cm2 each and a distance of 3 mm between them is charged to a potential difference of 300 V. Find the energy and volumetric energy density of the capacitor field if between the plates: 1) air 2) porcelain with a relative dielectric constant 5.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)
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