Questions
The intrinsic germanium conductivity at is and mobility of electron and holes are 0.38 and respectively. The density of charge carriers is
detailed solution
Correct option is C
In intrinsic semi conductor, ne=nh=niConductivity, σ=nieμe+μn⇒ni=σeμe+μh=2.131.6×10−19(0.38+0.18)⇒ni=2.13×10191.6×0.56=2.37×1019/m3Talk to our academic expert!
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