A pure semiconductor has equal electron and hole concentration of 10^{16} {m}^{-3}. Doping by indium increases n_{h} to 5 \times 10^{22} {m}^{-3}. Then, the value of n_{e} in the doped semiconductor is

KEAM 2010 Physics and Chemistry Paper

Question : 24 of 119

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A pure semiconductor has equal electron and hole concentration of 1016m−3. Doping by indium increases nh to 5×1022m−3. Then, the value of ne in the doped semiconductor is

106/m3
1022/m3
2×106/m3
1019/m3
2×109/m3

Validate

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