Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Semiconductors and Electronic Devices

Question:

Case : Read the information and answer the question(s).

The band gap of two materials is given. 

Diamond : 5.5 eV

GaAs : 1.43 eV

Based on this, what can you infer ?

Options:

Diamond is a semiconductor

GaAs is a metal

GaAs is insulator

None of the above

Correct Answer:

None of the above

Explanation:
  • Diamond is an insulator.
  • GaAs is a semiconductor.