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A semiconductor has the eIectron concent...

A semiconductor has the eIectron concentration `0.45 xx 10^(12) "m"^(-3)` and the hoIe concentration `5 xx 10^(20)m^(-3)`. CaIcuIate the conductivity of the mate- riaI of this semiconductor.
Given, Electron mobiIity `=0.135 "m"^(2). V^(-1).s^(-1)` and hoIe mobiIity `=0.048 "m"^(2). V^(-1). s^(-1)`.

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