MCQs in Fiber Optics Communications Part I – Answers

(Last Updated On: September 10, 2019)

Below are the answers key for the Multiple Choice Questions in Fiber Optics Communications – MCQs Part 1.

1. Christian Huygens

2. Bockham and Kao

3. Theodore Maiman

4. Infrared

5. Infrared

6. Blue

7. Laser

8. Photo resist

9. Higher refractive index than the cladding

10. Modes

11. Attenuation

12. 900 THz

13. The same

14. Mode

15. Spectral width

16. Quantum theory

17. 800 THz

18. Frequency

19. Splitting of white light into its component colors

20. Low wattage light bulb

21. Inverted

22. Virtual

23. Larger

24. Polarization

25. Polarization

26. Modal dispersion

27. 0.09 dB

28. 0.38 dB

29. 200,000 hours

30. 50,000 hours

31. Reversed bias

32. Step-index multimode

33. Coherent and stimulated

34. Fiber optics

35. LED

36. Semiconductor

37. Argon-ion

38. Pulse energy x repetition rate

39. 6.63 x 10-22 joules

40. 20 cm

41. Atmospheric absorption

42. Doppler shift of moving atoms and molecules

43. Pulses of 694 nm red light

44. Molten

45. LED

46. APD

47. 0.26

48. Core

49. Semiconductor

50. 375 x 1012 Hz

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Complete List of MCQs in Communications Engineering per topic