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For Copper ρ\rho = 893 G/cm3 and M = 63 ×\times 10-4 M/s
B)2

Question 27

Multiple Choice

For copper, ρ\rho = 8.93 g/cm3 and M = 63.5 g/mol.Assuming one free electron per copper atom,what is the drift velocity of electrons in a copper wire of radius 0.435 mm carrying a current of 5 A?


A) 5.43 ×\times 10-4 m/s
B) 2.11 ×\times 10-4 m/s
C) 4.67 ×\times 10-4 m/s
D) 6.21 ×\times 10-4 m/s
E) 8.37 ×\times 10-4 m/s

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