When 87.1 V is applied across a wire that is 9.1 m long and has a 0.28 mm radius, the magnitude of the current density
When 87.1 V is applied across a wire that is 9.1 m long and has a 0.28 mm radius, the magnitude of the current density is 1.7 x 104 A/m2. Find the resistivity of the wire. Number I Units 4
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