A conductor has a cross-sectional area of 2.3x106 m2 and the number of free electrons per unit volume is 8.5x 1028 electron/m3. When the current is 7.5 A, find the drift speed (in mm/s) of the electrons. Use the charge of the electron to be 1.6x 10 19 C. Select one: O A. 31.48 О В. 0.16 OC. 0.24 OD. 0.31 E. 23.98 Next page

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Chapter1: Units, Trigonometry. And Vectors
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A conductor has a cross-sectional area of 2.3×10-6 m² and the number of free electrons per unit volume is 8.5x 1028 electron/m3. When the
current is 7.5 A, find the drift speed (in mm/s) of the electrons. Use the charge of the electron to be 1.6x 10-19 C.
Select one:
OA. 31.48
O B. 0.16
O C. 0.24
D. 0.31
E. 23.98
Next page
Transcribed Image Text:A conductor has a cross-sectional area of 2.3×10-6 m² and the number of free electrons per unit volume is 8.5x 1028 electron/m3. When the current is 7.5 A, find the drift speed (in mm/s) of the electrons. Use the charge of the electron to be 1.6x 10-19 C. Select one: OA. 31.48 O B. 0.16 O C. 0.24 D. 0.31 E. 23.98 Next page
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