AIIMS2008Physics-Semiconductors
AIIMS 2008 Physics Doping MCQ Question
Type: MCQ-numerical-Medium-Class 12
A Ge specimen is doped with Al. The concentration of acceptor atoms is ~ 10²¹ atoms/m³. Given that the intrinsic concentration of electron hole pairs is 10¹⁶/m³, the concentration of electrons in the specimen is
A
10¹¹/m³
B
10¹⁵/m³
C
10⁴/m³
D
10⁷/m²
Correct Answer
Option A
Detailed Explanation
nh = 10²¹ atoms/m³
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