Calculate the drift velocity of free electrons if a current of 5 A is – McqOptions

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1.	Calculate the drift velocity of free electrons if a current of 5 A is maintained in a conductor of cross-section 10-2m2. The number density of free electrons is 5 1020m-3.
A.	6.25 ms<sup>-1</sup>
B.	5.25 ms<sup>-1</sup>
C.	2.25 ms<sup>-1</sup>
D.	12.25 ms<sup>-1</sup>
Answer» B. 5.25 ms<sup>-1</sup>

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