Optical communication system

Question

Question 1: Draw and describe the block diagram of optical communication system.

Question 2: What are the benefits of optical fiber communication?

Question 3: Illustrate the structure of an optical fiber?

Question 4: How does light propagate all along a fiber?

Question 5: Of what materials are the fibers made up?

Question 6: List some applications where optical fibers might be helpful.

Question 7: Explain the history of optical fiber communication.

Question 8: When was semi-conductor LASER invented?

Question 9: Light travels from air (n = 1.00) to water (n = 1.33) at an incident angle of 40 degree. Compute the refracted angle.

Question 10: The speed of light in given types of glass is as follows; Compute the index of refraction for each one:

a) Barium flint: 1.89 X 10⁸ m/s
b) Spectacle crown: 1.97 X 10⁸ m/s
c) Fused Quartz: 2.06 X 10⁸ m/s