A semiconductor has equal electron and hole concentration of 6 × 10 8 per m 3 . On doping…
Physics · Class 12 · CBSE — Semiconductor Electronics
A semiconductor has equal electron and hole concentration of 6 × 108 per m3. On doping with certain impurity, electron concentration increases to 9 × 1012 per m3. The new hole concentration is
- 2 × 104 per m3
- 2 × 102 per m2
- 4 × 104 per m3
- 4 × 102 per m3
Answer
(C) 4 × 10 4 per m 3
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