MCQs in Modulation Part I - Answers

Below are the answers key for the Multiple Choice Questions in Modulation - MCQs Part 1.

1. 50 dB

2. modulation index

3. H3E

4. baseband frequency

5. spectrum analyzer

6. converter

7. A3H

8. vary in frequency with modulation

9. modulation

10. spectrum analyzer

11. amplitude

12. LSB

13. Buffer

14. center frequency

15. deviation ratio

16. a frequency of 20 kHz and above

17. 1.47

18. 0.56

19. 12.5

20. No effect

21. Armstrong system

22. balanced modulator

23. Crystal radio receiver

24. image frequency

25. A3E

26. R3E

27. J3E

28. B8E

29. C3F

30. H3E

31. G3E

32. Better fidelity

33. Higher value of operating power

34. Less audio power required

35. Interface to other radio services

36.  Selectivity

37. F3E

38. Modulation

39. Capture effect

40. 100 %

41. Frequency deviation

42. 112.5 kHz

43. Frequency modulation

44. Guard bands

45. All of the above

46. Modulation

47. Demodulation

48. Buffer amplifier

49. Depends on the type of modulation

50. All of the above

Online Questions and Answers Series

Following is the list of practice exam test questions in this brand new series:

Modulation MCQs

PART 1: MCQs from Number 1 – 50                        Answer key: PART I

PART 2: MCQs from Number 51 – 100                   Answer key: PART II

PART 3: MCQs from Number 101 – 150                 Answer key: PART III

PART 4: MCQs from Number 151 – 200                 Answer key: PART IV

PART 5: MCQs from Number 201 – 250                 Answer key: PART V

PART 6: MCQs from Number 251 – 300                 Answer key: PART VI

PART 7: MCQs from Number 301 – 350                 Answer key: PART VII

PART 8: MCQs from Number 351 – 400                 Answer key: PART VIII

PART 9: MCQs from Number 401 – 450                 Answer key: PART IX

PART 10: MCQs from Number 451 – 500                 Answer key: PART X

SEE: More Questions and Answers in Modulation

Complete List of MCQs in Communications Engineering per topic

Series of Multiple Choice Questions in Electronics Systems and Technologies

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