Q.
A current of 4.8 amp. is flowing in a conductor. The number of electrons flowing per second through the conductor will be
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a
3 x 1019 electrons/sec
b
76 .8 x 1020 electrons/sec
c
7.68 x 1020 electron/sec
d
3 x 1020 electrons/sec
answer is A.
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Detailed Solution
i=qt=net or n=ite∴ n=4⋅8×11⋅6×10−19=3×1019 electrons/sec
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