There is a current of 1.344 amp in a copper wire whose area of cross-section normal to the length of the wire is 1 mm^(2). If the number of free ele

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There is a current of 1.344 amp in a copper wire whose area of cross-section normal to the length of the wire is 1 mm^(2). If the number of free electrons per cm^(2) is 8.4 xx 10^(22) then the drift velocity would be
A. 1.0 mm//sec
B. 1.0 m//sec
C. 0.1mm//sec
D. 0.01mm//sec

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