Physics · Optoelectronics
Avalanche photodiodes (APDs) are preferred in optical communication systems because they provide:
- 1Internal photocurrent gain✓
- 2Microwave isolation
- 3Internal current attenuation
- 4Magnetic coupling
Correct answer
Internal photocurrent gain
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for Physics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Optoelectronics?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Physics · Optoelectronics