[PPSC SOs (Ballistics, Documents Photography, AudioVoice) SAs (Ballistics, Photography AudioVoice) 2023]

43. The energy band gap of a semiconductor

1. Increases with increase in T

2. Decreases with increase in T

3. Does not vary with change in T

4. Changes as a function of T & H

Correct Answer :

Decreases with increase in T