A 10.0-m length of 0.5-mm-radius copper wire carries a current when 10 mV is applied to its ends. If the resistivity of
Posted: Wed May 18, 2022 6:50 am
A 10.0-m length of 0.5-mm-radius copper wire carries a current when 10 mV is applied to its ends. If the resistivity of copper p =1.6 x 10-4 2.m and the density of free electrons n= 8.4 x 1028 m, then the drift velocity (in um/s) of the free electrons is: Solution :: 1 = nqu,A =