Electronic Devices Question 97
Question: Choose the correct statement
[DCE 2004]
Options:
A) When we heat a semiconductor its resistance increases
B) When we heat a semiconductor its resistance decreases
C) When we cool a semiconductor to 0 K then it becomes super conductor
D) Resistance of a semiconductor is independent of temperature
Show Answer
Answer:
Correct Answer: B
Solution:
With rise in temperature, conductivity of semiconductor increases while resistance decreases.
