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Electronics Mechanic Practice Test: Optical Fiber
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Electronics Mechanic Practice Test: Optical Fiber
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25 Questions

1. A______ is used in an Optical encoder for converting RF signal in to light signal.
2. Scattering loss in an optical fiber is caused due to -
3. In the case of ideal fiber cable, the attenuation is ___________
4. What type of joining technique is used for fiber optic cables?
5. The substance used for cleaning of Fiber terminals-
6. Identify the attenuation losses in optical fiber.
7. Which type of optical fiber is used to carry telephone and television signals?
8. Front face of fiber is prepared by the following technique-
9. What is the full form of PPM?
10. What is the core diameter size of single mode optical fiber?
11. What is the effect on the angle of incidence of light is made greater than the critical angle?
12. Band width of optical fiber is _________ that of an equivalent wire transmission.
13. What is the name of the loss occurring due to the bend of finite radius in the optical fiber cable?
14. What is light encoding?
15. Which optical fibre is best suited for local area network applications?
16. In which mode, the signal wave travels through the optical fiber?
17. Which parameter makes the fiber optic communication is the perfect choice for transmitting broad band signals?
18. A fiber optic cable works on the principle of –
19. What is the frequency of sine wave signal taken from function generator to use OFC trainer kit?
20. Which of the following is used for making the optical fibers?
21. What is the full form of OTDR?
22. The color of outer polythene cover of a single mode fiber optic cable is -
23. Types of splicing are-
24. Attenuation is a loss in fiber optic cable due to which-
25. What is the standard range of optical fiber cable diameter in mm?

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