MCQ in Radiation and Wave Propagation Part 1 – Answers

Below are the answers key for the Multiple Choice Questions in Radiation and Wave Propagation Part 1.

1. field strength

2. both electric and magnetic fields.

3. D

4. James Clerk Maxwell

5. Kennely – Heaviside Layers

6. band

7. 90 degrees

8. a magnetic field

9. space waves

10. is due to the transverse nature of the waves

11. pass into a medium of different dielectric constants

12. ionosphere

13. F2

14. K factor

15. reflection-multipath

16. D Layer

17. E Layer

18. critical frequency

19. 3 to 30 MHz

20. 0.3 to 3 MHz

21. scatter angle

22. lengthen the skip distance

23. volts per meter

24. all of the above

25. polarization

26. circularly polarized

27. 300 x 10^6 m/s

28. 317 W

29. Plane wave

30. is less than that in A

31. is a universal constant

32. always seems less than its actual depth

33. a fixed point in an electromagnetic wave

34. 1 W

35. electric field

36.  shading of the RF signal by hills and trees

37. vertical

38. horizontal

39. vertical

40. an electric field and a magnetic field

41. it is more pronounced at wide bandwidths

42. spread spectrum communication

43. electric field

44. knife-edge diffraction

45. is greater than 1

46. approximately 300 million m/s

47. 8500 km

48. 1.23

49. vertical polarization

50. horizontal polarization

Questions and Answers in Radiation and Wave Propagation Series

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

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