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Physics 15 Online
OpenStudy (anonymous):

a copper wire of cross-sectional area 2.0mm square carries a current of 10 amperes. How many electrons pass though in one second?

OpenStudy (anonymous):

Charge flowing in 1 second = current = 10 C/sec 1 electron has charge = e= 1.6* 10^-19 C So no of electrons flowing in 1 second = current/e

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