Problem 30880.
A glass plate (e = 6) with a thickness of d1 = 1.5 cm is inserted into a flat capacitor, the distance between the plates of which is d = 3 cm. How many times does the electrical capacity of the capacitor change? How far should its plates be moved apart to obtain the initial electrical capacity?
Detailed solution with a brief record of the conditions, formulas and laws used in the solution, derivation of the calculation formula and answer.
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