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Assuming That There Are 0

Question 79

Multiple Choice

Assuming that there are 0.845 * 1029 electrons per m3 in a wire with cross sectional area 69 mm2 and drift velocity 4.12 * 10-8 m/s,what is the current in the wire?


A) 25 mA
B) 38 mA
C) 33 mA
D) 30 mA
E) 18 mA

Correct Answer:

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