Q. No bias is applied to a $P$-$N$ junction, then the current
A) Is zero because the number of charge carriers flowing on both sides is same
B) Is zero because the charge carriers do not move
C) Is non-zero
D) None of these
Explanation
(b) In unbiased condition of $PN$-junction, depletion region is generated which stops the movement of charge carriers
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.