Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Semiconductors and Electronic Devices

Question:
The barrier voltage at a pn junction for germanium is about which of the following?
Options:
0.3 V
0.3 eV
0.7 V
0.7 eV
Correct Answer:
0.3 V
Explanation:
The barrier voltage or the knee voltage of Germanium is 0.3 V. And that of Silicon is about 0.7 V