1. The strength of a semiconductor crystal comes from A. Forces between nuclei B. Forces between protons C. Electron-pair bonds D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
2. The impurity level in an extrinsic semiconductor is about of pure semiconductor. A. 10 atoms for 108 atoms B. 1 atom for 108 atoms C. 1 atom for 104 atoms D. 1 atom for 100 atoms Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
3. A hole and electron in close proximity would tend to ___________ A. Repel each other B. Attract each other C. Have no effect on each other D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
4. A semiconductor has generally ___________ valence electrons. A. 2 B. 3 C. 6 D. 4 Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
5. A pentavalent impurity has ___________ Valence electrons A. 3 B. 5 C. 4 D. 6 Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
