JEE Main & Advanced
Physics
Semiconducting Devices
Question Bank
Semiconductors
question_answer
P-type semiconductor is formed when [RPET 1999] A. As impurity is mixed in Si B. Al impurity is mixed in Si C. B impurity is mixed in Ge D. P impurity is mixed in Ge
A) A and C
B) A and D
C) B and C
D) B and D
Correct Answer:
C
Solution :
The resistance of semiconductor decreases with the increase in temperature.