Solving a problem in physics section 70 point 31 electr

Solving a problem in physics section 70 point 31 electr

31. The same uncharged capacitor, but filled with a glass dielectric, was connected in parallel to an air capacitor charged to a voltage of 240 V. What is the dielectric constant of glass if the voltage at the terminals of the system is 30 V?

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Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)