Semiconducting Devices Question 189
Question: Intrinsic semiconductor is electrically neutral. Extrinsic semiconductor having large number of current carriers would be
[AMU (Engg.) 2001]
Options:
A) Positively charged
B) Negatively charged
C) Positively charged or negatively charged depending upon the type of impurity that has been added
D) Electrically neutral
Show Answer
Answer:
Correct Answer: D
Solution:
Extrinsic semiconductor (N-type or P-type) are neutral.
