A semiconductor has the electron concentration of 6 × 10 12 cm –3 and hole concentration of 9 × 10 13 cm –3 .Is this semiconductor n-type or p-type ? Also calculate the conductivity of this semiconductor. [Given : Electron mobility = 2.6 m 2 V –1 s –1 and hole mobility = 0.02 m 2 V –1 s –1.
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