Below are the answers key for the Multiple Choice Questions in Electronic Systems and Design – MCQ Part 1.

1. Radiation sensing

2. EEG

3. 100 to 10000 KeV

4. SCS

5. Diac

6. Between 4 to 10 KΩ

7. Programmable Unijunction Transistor

8. Diac

9. SCR

10. Seebeck effect

11. Both A and B above

12. SCR

13. Increases

14. two main terminals and a gate terminal

15. in inverse-parallel

16. 10 to 100 KeV

17. 0.1 to 0.0001 nm

18. cathode, anode, gate

19. 55 pF

20. Four

21. bidirectional

22. By appropriate gate current

23. both positive and negative

24. Two

25. a rectifier and transistor

26. Gate

27. Four

28. Three

29. heavily

30. two pn junctions

31. double-based

32. an AC

33. has low leakage current

34. Gate

35. Rate effect

36. Sawtooth generator

37. Diac

38. current

39. decreases

40. one pn junction

41. a sawtooth generator

42. By breakover voltage

43. 60 Hz frequency

44. high

45. two SCRs in parallel opposition

46. RB1 / (RB1 + RB2)

47. Reduce anode voltage to zero

48. Regulator

49. more than

50. essentially constant

#### Questions and Answers in Electronic Systems and Design

Following is the list of multiple choice questions in this brand new series:

**MCQ in Electronic Systems and Design**

**MCQ from Number 1 – 50**Answer key:

**PART 1**

**MCQ from Number 51 – 100**Answer key:

**PART 2**

**MCQ from Number 101 – 150**Answer key:

**PART 3**

**MCQ from Number 151 – 200**Answer key:

**PART 4**

**MCQ from Number 201 – 250**Answer key:

**PART 5**

**MCQs from Number 251 – 300**Answer key:

**PART 6**

**MCQ from Number 301 – 350**Answer key:

**included**

**MCQ from Number 351 – 400**Answer key:

**included**

**MCQ from Number 401 – 450**Answer key:

**included**

**MCQ from Number 451 – 500**Answer key:

**included**

### Complete List of MCQ in Electronics Engineering per topic

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