If a metallic wire of cross sectional area 3.0 x 10-6 m2 carries a current of 6.0 A and has a mobile charge density of 4.24 x 1028 carriers/m3,what is the average drift velocity of the mobile charge carriers? (charge value = 1.6 x 10-19 C)
A) 3.4 x 103 m/s
B) 1.7 x 103 m/s
C) 1.5 x 10-4 m/s
D) 2.9 x 10-4 m/s
Correct Answer:
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