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27-12-2022
Physics

Answered

A straight wire carries a current ???? = 10.0 a. (a) find the energy density in the surrounding magnetic field as a function of the distance ???? from the wire. (b) at what distance from the wire does the energy density equal that of a parallel-plate capacitor with a charge of 2.0 ????c and a capacitance of 4.0 nf if the separation between the plates is 2.0 mm?

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