Question

A current of 3.2 mA is flowing through a
conductor, then number of free electrons
moving per sec is:

1) 2* 1019
2) 2 * 1016
3) 2* 1018
4) 2* 1017
hint=the digit after 10 is in the power​

Answer 1

Answer:

b. 2*1016

option b is correct