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Question

How many electrons constitute current of one micro ampere in one second?
  1. 6.25×108
  2. 6.25×1012
  3. 6.25×109
  4. 6.25×1015

A
6.25×108
B
6.25×109
C
6.25×1012
D
6.25×1015
Solution
Verified by Toppr

Given: Current ,I=1μA=106A
We know that Q=ne,t=1s
Where n is the number of electrons and e is the charge on 1 electron and e=1.6×1019C

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