Physics

Problem

A copper wire

2.0\,\text{m}

long is connected across a

1.5\,\text{V}

cell. If the mobility of electrons in copper is

4.0\times10^{-3}\,\text{m}^2\,\text{V}^{-1}\,\text{s}^{-1}

, find the average drift velocity of electrons in the wire.