provide the correct formula and correct amount of significant figures for final answer  Part A: If there is an annealed copper wire with resistivity 0.172 nano ohm meters and a diameter of 2mm placed in an electric field of 16,000N/C, then how much current will go through the wire?  Part B If this wire (the same as in part A) has an electron density of 8.5x10^28 m^-3 then what is the drift velocity of

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