Task 31293.
Flat with an area of the capacitor plates 20 cm ^ 2 and the distance between them is 3 mm filled with a dielectric permittivity e = 3. Find charge which must be notified to charge the capacitor to a voltage of 300 V, and changes the voltage across it if the charged state of a pull insulator.
Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
If you have any questions to address, please. I´ll try to help.
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