Semiconducting Devices Question 162
Question: In a P-type semiconductor
[AIIMS 1997; Orissa JEE 2002; MP PET 2003]
Options:
A) Current is mainly carried by holes
B) Current is mainly carried by electrons
C) The material is always positively charged
D) Doping is done by pentavalent material
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Answer:
Correct Answer: A
Solution:
In P-type semiconductors, holes are majority charge carriers.
