TS EAMCET 2016 Code A Solved Paper

Section: Physics

Question : 119 of 160

Marks: +1, -0

A semiconductor has equal electron and hole concentration of 2×108m−3 On doping with a certain impurity, the electron concentration increases to 4×1010m−3 , then the new hole concentration of the semiconductor is

106m−3
108m−3
1010m−3
1012m−3

Validate

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