Question: show steps please 20. A 1.0-cm-diameter rod carries a 50-A current when the elec- tric field in the rod is 1.4 V/m. What's the resistivity
show steps please

20. A 1.0-cm-diameter rod carries a 50-A current when the elec- tric field in the rod is 1.4 V/m. What's the resistivity of the rod material
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