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Energy Bands and Classification of Solids for GSEB: 4 solved questions

Real GSEB paper questions on energy bands and classification of solids, part of semiconductor electronics. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2015 to 2022. No sign-in needed to read them.

What this topic asks

• Energy bands and band gap — 4 questions

All 4 questions with solutions

• The band gaps of a conductor, a semiconductor and an insulator are respectively E_g1, E_g2 and E_g3. The rela… GSEB Board July 2015
• The band gaps of an insulator, semiconductor and conductor are respectively E_g1, E_g2 and E_g3. The relation… GSEB Board July 2018
• Carbon, silicon and germanium have four valence electrons each. These are characterised by valence and conduc… GSEB Board August 2020
• eV energy is required for an electron to jump the forbidden gap at room temperature in pure Si. GSEB Board July 2022