Floyd Self-test in Introduction to Semiconductors - Answers

Below are the answers key for Floyd Self-test in Chapter 1: Introduction to Semiconductors .

1. a unique type of atom

2. answers (b) and (c)

3. protons and neutrons

4. in the most distant orbit from the nucleus

5. a valence electron breaks away from the atom

6. silicon

7. answers(a), (b), and (c)

8. conduction band

9. answers (a), (b), and (c)

10. 14

11. 32

12. 3

13. eight valence electrons, four of its own and four shared

14. thermal energy

15. an electron falls into a hole

16. both electrons and holes

17. answers (b) and (d)

18. doping

19. a p-type semiconductor

20. increase the number of free electrons

21. conduction electrons

22. minority carriers that are thermally produced

23. the boundary of a p-type and an n-type material

24. answers (a), (b), and (c)

25. answers(b) and (c)

26. a dc voltage is applied to control the operation of a device

27. answers (a) and (c)

28. the current is produced both holes and electro

29. there is a very small current due to minority carriers

30. must be greater than 0.7 V

31. conducts current

32. either (b) or (c)

33. forward-biased

34. the voltage across the diode for a given current

35. switch

36. the barrier potential is taken into account

37. all of these

38. approximately 0.7 V

39. OL

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