A rectangular cross-section conductor has length/cross-sectional area ratio of 700 x 106 m-1, A current of 5 mA produces a voltage drop of 100 mV across the length. Determine the electron...

Extracted text: A rectangular cross-section conductor has length/cross-sectional area ratio of 700 x 106 m-1, A current of 5 mA produces a voltage drop of 100 mV across the length. Determine the electron concentration given that the electron mobility is 500 cm²/Vs.