Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
In which region of the photodiode does the majority of electron-hole pair generation occur when exposed to light?
PhysicsSemiconductorsJEE Main
Options:
  • A Depletion region
  • B Neutral region
  • C P-region
  • D N -region
Solution:
2892 Upvotes Verified Answer
The correct answer is: Depletion region
When exposed to light, the majority of electron-hole pairs in a photodiode are generated in the depletion region, where the electric field separates the carriers, creating a photocurrent.

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.