mount and a long cylindrical ferrule to hold the fiber. Most ferrules are ceramic‚ but some are metal or plastic. And because they are spring-loaded‚ you have to make sure they are seated properly. If you have high loss‚ reconnect them to see if it makes a difference. 2. How should the existing and new campus locations be connected to each other? (10 points) The Existing campus locations should be connected to each other via fiber optic cable. Fiber optic cables are less expensive‚ there is less
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1. Name the common cable types used today a. Utp b. Stp c. Fiber optic d. plenum 2. What unit of measurement is a tenfold logarithmic ratio of power output to power input? a. Decibel 3. Name 3 things that can contribute to attenuation. a. Conductor Resistance‚ b. Mutual Capactitance‚ c. Impedence. d. other 4. Name 3 things that can contribute to attenuation. a. Conductor Resistance‚ Mutual Capactitance‚ Impedence. 5. Name 3 types of crosstalk. a. Near end cross talk‚ Far end Cross Talk‚ Equal
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Diverticulitis paper 3-26-13 Miss Williams When pouches called diverticula form on the wall of the colon become inflamed it becomes diverticulitis a very pain disease no one is sure what causes diverticulitis for sure‚ but doctors believe a low fiber diet may be a leading cause behind it. The treatments depend on if you have an infection and how bad your symptoms are which will typically be treated with antibiotics. Diverticulitis is a disease that affects the colon‚ doctors do not have a specific
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March 31‚ 2013 (before 11: 55 pm): 1.Differentiate between guided media and unguided media 2.What are three important characteristics of a periodic signal 3.Define funamental frequency 4.What is attenuation? 5.Describe the components of optical fiber cable. 6.Indicate some significant differences between broadcast radio and microwave. 7.What is the difference between diffraction and scattering? 8.List and briefly define important factors that can be used in evaluating or comparing the various
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Disclaimer …………………………………………………………………………….... 3 Introduction …………………………………………………………………………………… 4 Chapter 1: Cathechins and Polyphenols…………………………………………………..… 5 Chapter 2: Vitamin A…………………………………………………………………….…… 8 Chapter3: Dietary Fiber………………………………………………………………………12 Chapter 4: Theanine ……………..…………………………………………………………. 16 Chapter 5: Vitamin C………………………………………………………………………… 19 Chapter 6: Vitamin E…………………………………………………………………………22 Chapter 7: Fluoride……………………………………………………………………………25
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List of the First 20 Elements and their Physical Properties Atomic Radii (pm) of the First 20 Elements: - Atomic radii decreases when moving down a period‚ as the number of protons increases‚ which thence increases the effective nuclear charge. - Atomic radii increases when moving down a group‚ as the number of shells increases‚ which thence increases shielding. - The downward-sloping pattern on the above graph shows the decrease in atomic radii down a period‚ and the sudden jumps
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two conductors are twisted. 3. Shielded twisted pair – Twisted pair cabling is a type of wiring in which two conductors are twisted 4. Fiber optic cable – a cable made of optical fibers that can transmit large amounts of information at the speed of light. 5. Dark fiber – Dark fiber or unlit fiber is unused optical fibers available for use in fiber optic communications. 6. Coaxial cable – a transmission medium used for high frequency signals. 7. Plenum – Plenum cable is cable that is
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PRESENTED BY V.LAXMANA VENKATA KUMAR 09PA1A04B6 ABSTRACT: FSO may sound new and experimental but in fact it predates optical fiber and has its roots in wartime efforts to develop secure communication systems that did not require cable and could withstand radio jamming. FSO has been around for more than a decade‚ but it is only recently that interest in this technology has started
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media lie below the physical layer. We can evaluate transmission media by throughput‚ propagation speed‚ and propagation time. * A guided medium provides a physical conduit from one device to another. Twisted-pair cable‚ coaxial cable‚ and optical fiber are the most popular types of guided media. Twisted-pair cable consists of two insulated copper wires twisted together. Twisting allows each wire to have approximately the same noise environment. Twisted-pair cable is used in telephone lines for
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magnesium‚ vitamin E‚ iron‚ calcium‚ fiber‚ and riboflavin. A scientific review published in Nutrition Reviews last year found that almonds as a food may help maintain healthy cholesterol levels. The authors wrote: "The message that almonds‚ in and of themselves‚ are a heart-healthy snack should be emphasized to consumers. Moreover‚ when almonds are incorporated into a healthy‚ balanced diet‚ the benefits are even greater." Almonds have more fiber than any other tree nut. The fatty
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