Current Electricity and Electrical InstrumentEasy
Question
There is a current of 40 ampere in a wire of 10-6 m2 area of cross-section. If the number of free electron per m3 is 1029, then the drift velocity will be
Options
A.1.25 × 103 m/s
B.2.50 × 10-3 m/s
C.25.0 × 10-3 m/s
D.250 × 10-3 m/s
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