Solving a problem in physics section 37 paragraph 9 el

Solving a problem in physics section 37 paragraph 9 el

9. When a current intensity I in an infinite straight wire length at a distance r = 5 cm from the volumetric energy density of the magnetic field will be ω = 1 mJ / m3?

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