Solving a problem in physics section 17 paragraph 32 el

Solving a problem in physics section 17 paragraph 32 el

32. By the infinite, uniformly charged vertically suspended on a thread like-charged ball of mass m = 50 mg and charge q = 0,6 nC. Thread tension, upon which hangs the ball, T = 0,7 mH. Find the surface charge density σ on the plane.

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