73. (a) Since the field is considered to be uniform inside the wire, then its magnitude is, by Eq. 24-42, ||.GEVL===∆50200025V/m.Using Eq. 26-11, with ρ= 1.7 ×10–8Ω·m, we obtain GGGEJJ=¡=×15 107.#iin SI units (A/m
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