Malvino: MCQ in Semiconductors – Answers

Below are the answers key for Multiple Choice Questions in Chapter 2: Semiconductors from the book Electronic Principles 7th Edition by Albert Malvino. Make sure to familiarize each and every questions to increase the chance of passing the ECE Board Exam.

1. d. 29

2. a. 0

3. b. + 1

4. b. Weak

5. d. 4

6. c. Silicon

7. b. 14

8. b. Crystal

9. c. Thermal energy

10. a. Covalent bond

11. c. Recombination

12. c. An insulator

13. b. Lifetime

14. b. Free electron

15. a. 1

16. b. 2

17. d. None of the above

18. b. None

19. a. Equals the number of holes

20. a. -273 degrees C

21. d. No holes or free electrons

22. a. A few free electrons and holes

23. b. Increases

24. b. Right

25. d. Positive charges

26. b. 3

27. d. 5

28. a. Acceptor atoms

29. c. n-type

30. c. Only those produced by thermal energy

31. a. 1

32. c. More than 1 billion

33. b. Right

34. a. Conductor

35. b. 25 degrees C

36. c. 8

37. d. Lost an electron

38. a. Neutral

39. b. Negative ions

40. a. Neutral

41. C. Ions

42. b. Recombination

43. b. 0.7 V

44. c. 0.7 V

45. a. Very small

46. c. Reverse current

47. d. Breakdown voltage

48. d. The depletion layer

49. b. Becomes larger

50. d. All of the above

Complete List of MCQ in Electronic Principles by Albert Malvino

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