A conductor has a cross-sectional area of 2.3x 10-6 m² and the number of free electrons per unit volume is 8.5x 1028 electron/m. When the current is 7.9 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. 0.25 OB. 0.17 OC. 33.16 OD. 0.33 OE. 25.26

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Chapter1: Units, Trigonometry. And Vectors
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A conductor has a cross-sectional area of 2.3x 10 m² and the number of free electrons per unit volume is 8.5x
10 electron/m. When the current is 7.9 A, find the drift speed (in mm/s) of the electrons. Use the charge of the
electron to be 1.6x 10 C.
Select one:
O A. 0.25
OB. 0.17
OC. 33.16
OD. 0.33
OE. 25.26
Transcribed Image Text:A conductor has a cross-sectional area of 2.3x 10 m² and the number of free electrons per unit volume is 8.5x 10 electron/m. When the current is 7.9 A, find the drift speed (in mm/s) of the electrons. Use the charge of the electron to be 1.6x 10 C. Select one: O A. 0.25 OB. 0.17 OC. 33.16 OD. 0.33 OE. 25.26
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