Copper vs. Fiber Modern telecommunication networks rely primarily on two types of cable. Older copper cables have been replaced in many cases by fiber optic "light pipes‚" first in undersea cables and major intercity trunks‚ and later directly to many homes and businesses. Principles Copper cables carry information as an electrical signal‚ which may be digital‚ as in phone lines‚ or analogue‚ as in audio speaker cable. In optical fibers‚ however‚ data is carried digitally by light from a laser
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Health care is a major issue not only in United States but in many other countries. France ’s health care system was ranked no. 1 by World Health Organization in 2000. The French health care system has the best health care among 191 other countries (Rodwin‚ 2003). The system is not prefect but has higher consumer satisfaction. There are two basic agency on which the French health care system depends; social security and the finance. Eighty percent of people in France are covered with social security
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‘’Copper sun by Sharon M Draper is a literary masterpiece that depicts the horrors of salary is told through the eyes of amari‚ a fifteen year old african from the Ewe tribe‚Amairi and her family lived in a village of ziavi‚untroubled‚and kind village but one day unexpected visitors described an strange milk faced men turned the village into a living nightmare with the help of the Ewe people trusted all the ashanti‚manny was slaughtered including the village chief‚amiri parents and siblings‚and most
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Case Study: Economic Crisis and Higher Education in the United States The 2008–2012 economic failure is considered by many economists and investors to be the worst financial crisis since the Great Depression of the 1930s. It results in the risk of total collapse from big financial firms‚ the bailout of banks by national governments‚ and downturns in stock markets around the world. The crisis also plays a significant role in the crash of key businesses and collapse of housing market‚ results in
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true or false. Correct the false statements. F 1. The mass of an electron is equal to the mass of a proton. The mass of an electron is less than the mass of a proton. T 2. The mass of a proton is approximately equal to the mass of a neutron. T 3. The atomic number represents the number of protons in a nucleus. T 4. The proton has a mass of approximately 1 u. F 5. The difference in mass of isotopes of the same element is due to the different number of protons in the nucleus
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Higher Education In the time I have spent in higher education‚ I have noticed that educators generally encounter three categories of students. The first category‚ about 10 percent of the student population will always succeed because they have the attitude that failure is not an option. The second group‚ another 10 percent of the population‚ will inevitably fail‚ lacking the personal motivation and drive necessary to reach educational goals. Approximately 80 percent of students make up category
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AT A GLANCE HINDUSTAN COPPER LIMITED KHETRI COPPER COMPLEX KHETRINAGAR KHETRI COPPER MINE Mine Started: - Oct. 1964 1- Ore Body (a) Strike Length 4.80 Km (b) Average Width 10 metres (c) Average Dip 65 deg. (d) Average Grade 1.37 % 2- Ore reserves of Khetri Mine Reserve of Khetri Block : 34.11 Million Tons‚ Grade1.13% Reserve of Banwas Block : 25.39 Million Tons‚ grade 1.69%
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experiment‚ we were trying to see whether copper‚ after a chain of chemical reactions‚ will revert back to its elemental form. Procedure: First‚ I added nitric acid with copper in a beaker‚ which turned into a copper nitrate‚ a blue-green solution. Afterwards‚ I added sodium hydroxide‚ and my solution colored to a dark blue solution called copper hydroxide. I heated the solution to evaporate the water and I got a brownish-blackish solid called copper oxide. Once the solid appeared‚ I poured
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Theme: Resistance and Revolt Topic: The Sugar Revolution Were the changes that were brought to the West Indies as a result of the sugar revolution beneficial or detrimental to the development of the West Indies? The period 1650 to 1823 was referred to as the sugar era‚ during that time sugar cane was the most important and profitable crop that was grown in the West Indies. Most planters turned to this crop as they found out that the changes of the sugar revolution were very beneficial to them
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Higher Arithmetic Higher arithmetic‚ also known as the theory of numbers‚ is known for its basics of the natural numbers‚ simple numbers. The numbers‚ 1‚ 2‚ and 3 are numbers that are known as natural numbers. H. Davenport of Cambridge University once said “…in all the records of ancient civilizations there is evidence of some preoccupation with arithmetic over and above the needs of everyday life” (Introduction). The theory of numbers being a science‚ is simply just a creation invented for the
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