The conductivity of intrinsic semiconductor is given by eni(?p - ?n) eni(?p + ?n

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Question
The conductivity of intrinsic semiconductor is given by
Options
A. en_i(?_p - ?_n)
B. en_i(?_p + ?_n)
C. n_i(?_p + ?_n)
D. n_i(?_p?_n)

Correct Answer

en_i(?_p + ?_n)

Explanation

For intrinsic semiconductor,

Conductivity = (Electron charge) x (Number of charge carriers) x (Sum of mobilities of holes and electrons).

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