The resistivity of pure germanium at a particular temperature is `0.52Omegam`. If the
Channel: Doubtnut
Date: 30/08/2020

The resistivity of pure germanium at a particular temperature is `0.52Omegam`. If the material is doped with `10^(20)` atoms `m^(-3)` of a trivalent impurity material, determine the new resistivity. The electron and hole mobilities are givenn to be `0.2` and `0.4 m^(2)V^(-1)s^(-1)` respectively.