A current of 20 micro Ampere flows in a wire for 30 secs .Find the amount of charge and the number of free electrones transffered through the wire. ans is 6*10^-4, 3.75*10^15 Share with your friends Share 2 Vaibhav T. answered this Dear Student, q=iti=20×10-6 At=30 secq=20×10-6×30q=6×10-4CAlso,q=nen=qe=6×10-41.6×10-19=3.75×1015 Regards 4 View Full Answer