Below are the answers key for the Multiple Choice Questions in Antennas Part 1.

1. Vertical

2. 10.89 times

3. bay

4. VHF, UHF

5. critical phased array

6. Antenna

7. Rhombic antenna

8. 2.15 dB

9. Null

10. 1.76 dB

11. Beamwidth

12. Dummy antenna

13. space diversity

14. Entropy

15. 1000 times

16. effective height

17. horizontally polarized

18. collinear

19. FM Broadcasting

20. 30 cm

21. Antenna array

22. Marconi antenna

23. Parabolic dish antenna

24. The direction of the electric field vector

25. Azimuth

26. 2.6

27. 200 kph

28. omnidirectional/vertical polarized

29. Notch antenna

30. Rhombic

31. Bidirectional

32. 1.76 dB

33. Isotropic

34. By focusing the radiated energy in one desired direction

35. Elementary doublet

36. 3

37. 1

38. Parasitic element

39. horizontally

40. 250 ft

41. 10 dB

42. 100 μV/m

43. 3.3 times

44. 44 MHz

45. Front-to-back ratio

46. 2.088 m2

47. Gain

48. End effect

49. Low-pass filter

50. at right angles to its axis

#### Questions and Answers in Antennas Series

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

**MCQ in Antennas**

**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**

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

**PART 6**

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

**PART 7**

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

**PART 8**

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

**PART 9**

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

**PART 10**

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

:-d