931PhysicsMedium
The semiconductor diode can be used as a rectifier because _______________?
AIts conductivity increases with rise of temperature.
BIt has high resistance to the current flow when reverse biased
CIt has low resistance to the current flow when forward biased.
DIt has low resistance to the current flow when forward biased & high resistance when reverse biased.
Correct answer
D. It has low resistance to the current flow when forward biased & high resistance when reverse biased.
Explanation
It has low resistance to the current flow when forward biased & high resistance when reverse biased. is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.