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The number of free electrons per 10mm of an ordinary copper wire is 2 x 10^21. The average drift speed of electon is 0.25mm/s. Calculate the current flowing .

The number of free electrons per 10mm of an ordinary copper wire is 2 x 10^21. The average drift speed of electon is 0.25mm/s. Calculate the current flowing .

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1 Answers

ng29
1698 Points
6 years ago
i think its quite easy questions and based on formula only
I=neAVd  , drift velocity is given , number of electrons are given , and u can calculate area
put all these values in formula to get the current flowing
 
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