A conductor has a cross- sectional area of 2.3\( \times \)10-6 m2 and the number of free electrons per unit volume is 8.5\( \times )1028 electron/m³. When the current is 10 A, find the drift speed (in mm/s) of the electrons. Use the charge of the electron to be 1.6\( \times \)1019 C.

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Chapter1: Units, Trigonometry. And Vectors
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A conductor has a cross-
sectional area of 2.3\( \times
\)10-6 m2 and the number of
free electrons per unit volume
is 8.5\( \times
\)1028 electron/m³. When the
current is 10 A, find the drift
speed (in mm/s) of the
electrons. Use the charge of
the electron to be 1.6\( \times
\)1019 C.
Select one:
O A. 31.97
O B. 0.22
OC. 41.97
OD. 0.42
Transcribed Image Text:A conductor has a cross- sectional area of 2.3\( \times \)10-6 m2 and the number of free electrons per unit volume is 8.5\( \times \)1028 electron/m³. When the current is 10 A, find the drift speed (in mm/s) of the electrons. Use the charge of the electron to be 1.6\( \times \)1019 C. Select one: O A. 31.97 O B. 0.22 OC. 41.97 OD. 0.42
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