Solving a problem in physics section 71 point 99 electr

Solving a problem in physics section 71 point 99 electr

99. Determine the work that needs to be done to increase the distance between the plates of a flat air condenser by a distance Δd = 0.4 mm. The area of each plate is S = (2π⋅104) mm2, the charge of each plate is Q = 200 nC.

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