situation for thick pipes is‚ however‚ more complex. [pic] The figure shown above represents the condition in a thick walled pipe. The area for heat flow is proportional to the radius – as may be seen‚ the area at the outside wall of the pipe is much greater than the middle. As a result the temperature gradient is inversely proportional to the radius. The heat flow ‘per unit length of pipe’ at any radius r‚ is [pic] cf. [pic] Note: Area‚[pic] Note there is no length of pipe (l) in this equation
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What is the biggest disadvantage of social media? It’s distracting:I look at my phone instead of doing work at homeI end up doing something you didn’t want to doI want to do productive work but end up looking at my phone instead I don’t give 100% to my work and could do better I take a break and use social mediaWhy do you take a break?I can’t focus 100% in two hours so I take a small breakThe length of and number of breaks I take depends how tired and bored I amIt doesn’t keep me from getting
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Jean Dickson Bertrand Enc 1102 Harris 11:30 February‚ 21 2013 Barn Burning At the end of the 19th Century‚ the southern part of the United States of America suffers considerably. The Great Depression‚ the inter- class conflicts‚ the socio- economic turmoil‚ and the sharecropping structure are among things that can push one with a villain’s core to commit cruel actions. The setting of William Faulkner’s “Barn Burning” demonstrates a vivid picture of life in the south during that period of time
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Steel and heat treatment MILD STEEL Mild steel is also called plain carbon steel. It is the most common type of steel and it price is pretty low. Its composition is around about 0.05%-0.29% carbon content. Mild steel has a relatively low tensile strength but the surface can be hardened through carburizing. It is mostly used where large amounts of steel needs to be formed eg structural steel MEDIUM CARBON STEEL Medium carbon steel has great wear resistance and is used for forged automotive
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Their blood is almost transparent because of the lack of red blood cells‚ and they are the only vertebrate that does not have circulating hemoglobin. Those organisms are referred to as Ice fish‚ and they are one of the unique organism that live in Southern Ocean around Antarctica and Southern South America‚ where water temperatures remain relatively stable. Hemoglobin is a protein within mammalian red blood cells that transports oxygen for delivery to tissues throughout the body. Having red blood
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In the film ‘In the Heat of the Night‚’ it was portrayed as a civil rights parable and as a crime drama. The film was released in 1967 three years after the Civil Rights Act was legislated; therefore‚ it depicted the racial tension in the 1960s in the town of Sparta‚ Mississippi. Between the film‚ ‘In the Heat of the Night‚’ and class lectures over the 1960s there was a great correlation over the SNCC (Student Nonviolent Coordinating Committee) and the Civil Rights movement‚ including Martin Luther
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no right or wrong meaning. Poetry speaks to each of its readers differently. In Robert Frost’s poem “Fire and Ice‚” it is both a lyric and didactic poem. There are several meanings that can be argued in “Fire and Ice.” Is Frost’s “Fire and Ice” about the world ending or a past love that has ended? In the first two lines‚ Frost writes‚ “Some say the world will end in fire‚ / Some say in ice.” The first thought that comes to mind when reading these two lines is that the poem is about the debate on
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Ice Calorimeter Determination with Mg June 18th 2013 Abstract: This experiment determines the amount of energy needed to melt ice. A spontaneous increase in enthalpy produce by combining 0.2036g Mg and 5.00mL H₂SO₄‚ ice was melted and readings were taken by using an ice calorimeter. Readings were taken before during and after the reaction were completed. The data taken shows a value of -405 KJ/mol while the theoretical value was -483.7 KJ/mol. Calculating the experimental
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exceptions can kill you and climate change is one of those exceptions.” Al Gore According to the National Snow and Ice Data (NSIDC)‚ since 1979 the arctic sea ice minimum extent has shrunk by more than 50% and even greater amounts of ice have been lost in the corresponding thinning of the ice. Many scientists are now agreeing that the Arctic may be completely ice-free during the summers as soon as the end of this decade. This will undoubtedly cause the type of environmental blow-back that
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stir within your body? Throughout America‚ a common response typically emerges: “I scream‚ you scream‚ we all scream for ice cream!” Introduce Self: Hi‚ my name is Maria Papadopoulos‚ and with summer rapidly approaching‚ there proves no greater treat than indulging in a home-made ice cream sundae. THESIS: In fact‚ by following three simple steps‚ one can concoct the perfect ice cream sundae. Main Point One: First of all‚ one must decide upon a base‚ a flavor that will accentuate the delightful
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