Solving a problem in physics section 60 paragraph 24 el

Solving a problem in physics section 60 paragraph 24 el

24. The uniformly charged thin disk of radius R = 80 mm rotates around its axis with angular velocity ω = 60 rad / s. The surface charge density σ = 20 SCLC / m2. Determine the value of the magnetic induction B in the center of the disc and the magnetic moment of the disc pm.

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