Task 31699.
The flat air condenser consists of two round plates with a radius of 10 cm each. The distance between the plates of 1 cm. The capacitor was charged to a potential difference of 1200 V and disconnected from the voltage source. What work needs to be done to move the plates apart up to a distance of 3 cm?
Detailed solution with a brief record of the conditions, formulas and laws used in the decision, the conclusion of the calculation formula and the answer.
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