Application Of Types Of Lubricant

Application Of Types Of Lubricant A lubricant is a substance (often a liquid) introduced between two moving surfaces to reduce the friction between them, improving efficiency and reducing wear. They may also have the function of dissolving or transporting foreign particles and of distributing heat. Basically there are many types of lubricants; solid lubricant, liquid lubricant and gaseous lubricant. They have their own purpose and application. They are as follows: Purposes: Almost all the Lubricants perform the following key functions. Keep moving parts apart Reduce friction Transfer heat Carry away contaminants often it is made from a mineral oil and a soap. It may be applied in various ways: by packing enclosed parts with it, by pressing it onto moving parts from an adjacent well, by forcing it through grease cups by a spring device, and by pumping it through pressure guns. Solid lubricants are especially useful at high and low temperatures, in high vacuums, and in other applications where oil is not suitable; co mmon solid lubricants are graphite and molybdenum disulfide. Application of Liquid Lubricants Liquid lubricants may be characterized in many different ways. One of the most common ways is by the type of base oil used. Following are the most common types. Lanolin (wool grease, natural water repellant) Water Mineral oils Vegetable (natural oil) Synthetic oils Other liquids Mechanical devices to supply lubricants are called lubricators. A simple form of lubricator is a container mounted over a bearing or other part and provided with a hole or an adjustable valve through which the lubricant is gravity-fed at the desired rate of flow. Wick-feed oilers are placed under moving parts, and by pressing against them they feed oil by capillary action. Horizontal bearings are frequently oiled by a rotating ring or chain that carries oil from a reservoir in the bearing housing and distributes it along the bearing through grooves or channels. Bath oiling is useful where an oil-tight reservoir can be provided in which the bearing journal may be submerged; the pool of oil helps to carry away heat from contact surfaces. Splash-oiling devices are used where gears, bearings, or other parts contained in housings have moving parts that dip into the lubricant and splash it on the bearings or into distribution channels. Centralized oiling systems usually consist of a reservoir, pump, and tubes through which oil is circulated, while heaters or coolers may be introduced to change the viscosity of the lubricant for various parts of the system. Many oiling operations are automatically synchronized to start and stop with the machinery.

John Edward Robinson Sr Essay Example | Topics and Well Written Essays - 750 words

John Edward Robinson Sr - Essay Example The Robinson’s moved to a bigger house in Missouri. He worked for the medical practice of Dr. Wallace Graham. In 1969, he was sentenced to 3 years’ probation after embezzling $33,000 from the medical practice. Robinson had sexually propositions about many of his neighbors’ wives and got into a physical fight with one of the husbands. On the other hand, he was involved in many rape crimes most of the victims were young girls (Thomas). In 1984 the first prey for Robinson was Paula Godfrey, she was 19 years old. John hired her to work in his firm. He picked her from her parents’ home to go to the airport but she never was found after that. From 1987-1993 Robinson was incarcerated, first in Kansas (1987-91) on multiple fraud conviction and other fraud convictions and parole violations. In addition, he was using the internet for sexual activities by using the â€Å"Slavemaster† as a nickname in the social network sites. Suzette was the way to expose Robi nson by her online friendships from around the world who knew she had gone to Kansas city to be with John Robinson. Her friends were worried about her because she no longer appeared online. Also he tried to seduce Lore and she is one of Suzette’s online friends, who lived in Eastern Canada. Lore tried to drag Robinson to find her friend Suzette. There were some telephone calls and email between them, in that time the police was tracking all the calls and emails. The police contacted Lore and told her that they were doing investigation about Robinson and they asked her to continue her relationship with him. Lore wasn’t the only target for Robinson. He was meeting women locally and outside the country. Tiffany Lynn Stasi is a child linked to Robinson, who disappeared 15 years ago after her mother crossed paths with Robinson. She was a 4-month old baby when she disappeared. Police was investigating whether Tiffany was living under another name (Canon). Sources who were kn owledgeable of the investigation said â€Å"She could have been raised by a couple known to Robinson without ever being legally adopted† (Jury Backs Execution in 'Sex Slave' Murders). Finally, in Missouri, members of the task force found that all five women were killed in the same way, by one or two blows to the head. They found these bodies in two garages that Robinson rented. In 2003, Robinson was sentenced to death in Kansan for the murders of Trouten and Lewicka, and life imprisonment for killing Stasi. The article shows that Robinson victims were 8 women and he was a serial killer. In my opinion, John Edward Robinson is one of the famous serial killers. While searching and reading articles about Robinson I found that he is sick of sexual activity or sexual things, even when he got married to Nancy, he was cheating on her and had many girlfriends everywhere around the world. Then he used internet for such purposes. Also he chose such nicknames that tell about his mentalit y and his indulgence in sex life. In fact, he loves porn and sexual life. That can be the cause of Robinson crimes. He did many criminal things such as, rape, stealing and killing. Each one of these crimes is related to the other one. For example, rape drives you to kill etc. The second reason that drove him to steal was that he was always expelled from his work and he tried to make his own firm but was haunted by debt. These things happened to him when he was not a part of notorious world. Maybe there is such a devilish force that pushed him to do all these crimes or was mentally ill. In the

Cost method Essay Example | Topics and Well Written Essays - 1000 words

Cost method - Essay Example It is crucial for managers to comprehend the merits and demerits of the two systems to satisfy the needs of their business operations. The budget presented entails schedules that raise various concerns leading to the recommendation that the company should switch to the activity-based costing system of accounting. The first concern is the quarterly budget that in my opinion requires further subdivision to generate quarters. Mainly, cycling takes place in temperate weather conditions. Buying materials for bicycle production for the start of sales hikes demand therefore, requires the producer to incur a quarter before the demand. Another concern regards accounts that remain uncollectable. The master budget for the company is not specific it its cash budget line. It closely refers to the uncollectable receivables. Variable factors in this context emanate from economic features among them limited sponsorship and thus resulting in wrong accounts (Gazely & Lambert, 2006). From the budget, the company is setting aside a budget for 140 bikes inclusive of labour costs. It is appropriate to cut down on the level of production of extra parts in the inventory. The viability of any business can be measured by how the company effectively utilizes its resources while plummeting unnecessary costs hence Competition Bikes Inc. should strive to avert extra discretionary costs. The method of distributing manufacturing overhead by activity-based costing (ABC) to products is efficient compared to the traditional method of costing. Precisely, activity-based costing assigns the right percentage of resources to particular products. While monitoring and allocating organizational costs to products and objects, activity-based costing remains a more sophisticated and logical method as opposed to the traditional costing system (Bragg, 2001). It is possible to distribute

Starting a new solar panel company in Germany Research Paper

Starting a new solar panel company in Germany - Research Paper Example The sophistication of the economy is in evidence in the way high technology dominates its industries, with cars, chemicals, machineries, and related products constituting the core of its exports to the rest of the world. Outside of Europe too, in the context of the larger world economy, Germany’s economy stands proud as the fifth largest in the world. The sophistication of its products on the other hand also imply one, the presence of a highly technical and highly educated and intelligent workforce, and two, a sophisticated economy with serious and equally sophisticated energy needs. By way of quantifying the economy, in 2013 it was valued at $3.227 trillion at purchasing price parity, making it officially the sixth largest economy in the world. Its per capita GDP on the other hand is pegged at $39,500, making it number 29 in that area in the whole world, and highlighting the prosperity of the country and its citizens in general. The country also boasts of a labor force that i s entirely devoted to industries and to services except for less than two percent of about 44 million German workers. That 1.6 percent of the workforce toils in the agriculture sector. Industry makes up about a quarter of the labor force, while the rest, or close to three quarters, are involved in services (2; 9). Other indicators of economic health, such as economic freedom, also indicate a German economy that has been on the up and up for a long time, and in a way has never been in better shape as now, with the country achieving its highest rating for economy freedom historically in 2014. Moving back twenty years into the past, Germany was deemed as having an economy that was moderately free, but has since moved into the category of mostly free countries in the past eight years, advancing in its ranking consistently throughout that time, to achieve its highest rating at present (13). Elsewhere the prognosis is that Germany has moreover done better than its

Analysing The Effects Of Voting Apathy In Democracy Politics Essay

Analysing The Effects Of Voting Apathy In Democracy Politics Essay What is apathy and does it threaten our democracy? During the course of this investigation, I argue that ones understanding of apathy is dependent entirely upon ones interpretation of the term democracy. Beginning with an explanation of the ways in which apathy is apparent within politics, I then attempt to address its causes, concluding that feelings of disconnection and disenchantment with political parties, along with social status and education, are the main determinants of political participation. After doing this, I examine elitist and participatory attitudes towards democracy, finding the concept of apathy within both schools of thought to be radically different. The phenomenon of apathy within politics is usually seen to be expressed through a lack of participation during elections, a failure to engage in discussion and failure to contribute to matters of local significance. It is often measured by examining electoral turnout. Since the middle of the twentieth century many established liberal democracies have experienced declining electoral participation. Indeed, during the 2001 general election, the UK experienced its lowest level of turnout since the introduction of universal suffrage  [1]  . This situation has also been experienced throughout much of the Western world. As Hay (2007) suggests, democratic systems of government clearly require some form of participation in order to appear legitimate, with turnout rates having now fallen low enough to give considerable cause for concern  [2]  . Figure 1 (p.11) represents the average turnout during European and American elections since 1945, whilst figure 2 (p.12) displays the maximum and minimum levels of turnout over a similar period. As the figures show, to experience turnout of below 50% in any election raises many questions about the health of a democracy and the legitimacy of electoral results. How can a government which claims to represent the people be seen as legitimate if more than half of those eligible to vote did not do so? Political apathy as represented through non-voting would seem to have created a crisis of legitimacy. However, to concentrate on electoral participation as the only measure of a healthy democracy is to ignore the many other measurements which characterise a democratic state, such as access to free elections, freedom of speech, or the independence of the judiciary. The way in which one views the significance of participation depends entirely upon which democratic theory is found more convincing, and is an issue which is addressed in greater detail later. So why have participation rates declined so dramatically over recent decades? The Power Inquiry, a 2006 study into political disengagement within the UK, found the most significant factors to be a sentiment amongst voters that their views are simply ignored by politicians and that their opinions are not taken sufficiently into account by the process of political decision-making  [3]  , along with the widely held belief that the main political parties are too similar in character and lacking firm beliefs. Further to this, it was discovered that a lack of understanding or knowledge of political debate and the workings of democracy also increased non-participation  [4]  . A growing distrust of politicians and of politics in general within Western populations has also fostered apathetic sentiment. Within Britain especially, this corrosive cynicism  [5]  has been fuelled by decades of sex and political scandals, corrupt practices and abuse of the parliamentary system. Indeed, the 2010 British Social Attitudes survey found severe distrust of politicians had risen from only 11% in 1987 to 40% today  [6]  . It is perhaps no coincidence that declining participation has occurred during a period where distrust of politicians has risen. Social status and education also play significant roles in determining political participation. Lower class identifiers have historically felt less inclined to participate, either electorally, through conversation with peers, or through membership of an organisation. The link is confirmed by Beeghley (1986), who provides data suggesting a positive correlation between income and participation  [7]  . However, Hillygus (2005) finds that it is education which plays the decisive role as a determinant of future political participation  [8]  . She suggests that in the majority of analyses, education remains the strongest determinant of participation even when measured against other socio-economic factors such as class, gender or race  [9]  . Figure 3 (p.13) demonstrates the relationship between verbal SAT scores (US) and expected future levels of political participation, whilst figure 4 (p.14) shows the pattern repeated, but concerning voting only. We have outlined some possible causes of apathy, finding that non-participation has increased dramatically over recent decades. But is this phenomenon harmful to democracy? As touched upon earlier, the answer to this question depends entirely upon how one understands the meaning of the term democracy. The elitist theory of democracy, centred on a faith in the merits of representative democracy, is rooted in the belief that an enlightened few should control public policy- elitist theorists believing that the masses are too uneducated or uninterested to exercise judgement. Indeed, Bachrach (1980) states that the elite is enlightened, thus its policy is bound to be the public interest  [10]  . Rather than concentrating upon participatory opportunities to assess the health of a democracy, elitists view access to elections and the responsiveness of those elected as the key measure of a democracy  [11]  . All that is required to validate an electoral result is at least some degree of participation (voting). A degree of apathy is to be welcomed, as it is assumed that those who do vote are those with enough knowledge to do so. Elitist theorists such as Schumpeter argue against the classical conception of mass participation, believing that [m]any decisions of fateful importance are of a nature that makes it impossible for the public to experiment with them  [12]  . Matters of national importance, then, are better resolved by elites. Direct participation is not necessary, or desirable, from the public. A central argument of the elitist school is the belief that some measure of apathy within a society actually helps strengthen democracy by stabilising the system of elitist rule. Bachrach (1980) provides a succinct critique of elitist thinking regarding apathy; the ordinary man still plays a role in the system since he has the freedom to vote, to bring pressure upon political elites, and to attempt himself to rise to an elite position. But by and large he does, and is expected to, remain relatively passive in fact the health of the system depends upon it. For if he becomes too activeà ¢Ã¢â€š ¬Ã‚ ¦political equilibrium is thrown out of balance  [13]  . Berelson, Lazarsfeld McPhee (1954) add to this by suggesting that low participation rates help established political parties (elites), by preventing the fragmentation of votes towards smaller parties, which would otherwise gain popularity as a result of greater participation. Additionally, low interest provides manoeuvring room for political shifts necessary for a complex society in a period of rapid change  [14]  . Underpinning this is the belief that all societies will inevitably come to be dominated by small minorities, even those which have experienced proletarian revolution (such as the post-revolutionary Soviet Union). As Michels would have it, society cannot exist without a dominant or political class  [15]  . Further to this, Dye Zeigler (2009) believe that a strong democracy does not depend upon mass participation, stating that the masses tend to hold antidemocratic beliefs. They contend that an increase in participation would undermine democracy  [16]  , claim ing it to be à ¢Ã¢â€š ¬Ã‚ ¦the irony of democracy that democratic ideals survive because the masses are generally apathetic and inactiveà ¢Ã¢â€š ¬Ã‚ ¦all that is necessary is that they fail to commit themselves actively to antidemocratic movements  [17]  . Elitists, then, see apathy as essential as a means of shoring up their dominant position over the masses they certainly do not see it as a threat to our democracy. Contrary to the position of the elitists, participatory democrats champion the concept of direct democracy as opposed to the representative system present in liberal democracies today. They see existing institutional structures as being designed to discourage mass participation, wishing instead to foster a situation whereby citizens actively attend meetings, deliberate, discuss and à ¢Ã¢â€š ¬Ã‚ ¦participate in the executive arm of government and the workplace. For participatory democrats, The process of taking part becomes integral to democracyà ¢Ã¢â€š ¬Ã‚ ¦the decisive test of a democracy is its capacity to encourage its population to play an active role in its government  [18]  . This is clearly in stark contrast to the elitist understanding of democracy, which views any form of direct involvement by citizens, with the exception of voting, as unnecessary and potentially dangerous. Pateman (1970) believes that it is a lack of participatory institutions which prevents political engagement in a representative system. Citing empirical studies, she argues that political efficacy and an increased willingness to participate are best fostered through direct participation at a local or workplace level, arguing that à ¢Ã¢â€š ¬Ã‚ ¦the experience of participation in some way leaves the individual better psychologically equipped to undertake further participation in the future  [19]  . Bowler Donovan (2002) confirm this link, by suggesting that American states which make use of direct citizen initiatives help to increase the efficacy of their populations  [20]  . Barber (1984) and Pitkin Shumer (1982) see the main component of a strong democracy as active participation by citizens rather than through a reliance on representatives  [21]  22. Barber argues that citizens should be free to make political decisions not necessarily at every level and in every instance  [23]  , but often enough and in areas where significant issues which may affect them are to be considered. He advocates the creation of institutions designed to facilitate a civic participation, with the aim of fostering discussion, deliberation and eventually the formation of legislation the process of which he refers to as common work. He goes on to suggest that under the present form of liberal democracy, voters do not participate in the governing of a country at all the act of voting simply serving as a method by which to select various elites. It is only once masses start deliberating, acting, sharing, and contributing, they cease to become masses and become citizens. Only then do they participate'  [24]  . It is evident that apathy is certainly not a desirable feature within the participatory democrat interpretation of democracy. Any amount of apathy within a polity would create a situation whereby those who did actively participate would find themselves becoming a form of elite- those unwilling to contribute simply pass their responsibility to another, trusting them to make the right decisions. Evidently, this is not much better than the representative status quo. Apathy, then, is a symptom of a weak democracy, as the role of participation is paramount to its success. But should participation be defined as active involvement by the public, as participatory democrats argue, or is the simple act of voting enough? If participation is taken as meaning direct citizen involvement, then apathy is certainly a threat to legitimacy. If democracy is government by the people, how can a result hope to be considered legitimate in a situation where less than fifty percent of a population express an opinion? If however the elitist approach is followed and participation is limited to voting only, then to a degree the public does indeed take part in the democratic process via the choosing of the elites which are to lead them. It is through the act of voting during elections that a government can claim legitimacy. As long as there is some degree of participation, this is all that matters. As such, apathy should not be seen as a threat to the legitimacy of a result. Clearly, the gulf between elitists and participatory democrats is vast. They hold diametrically oppose d ideas as to the consequence of apathy within a democratic society. As we have seen, the phenomenon of apathy within democracies is a highly contentious subject perhaps essentially contested  [25]  . We have found that apathy presents itself within democratic societies most significantly in the form of non-participation, noting that turnout rates have declined dramatically since their peak in the middle of the twentieth century. Weve looked at the causes of apathy, discovering that social status and education along with a cynicism and distrust of politicians and the sense of remoteness and disconnection from the legislative process also strongly contribute to apathetic sentiment within a population. In regards to whether or not apathy threatens democracy, it is possible to conclude both ways by differentiating between both representative and participatory democracy. Representative democracy is strengthened by the existence of apathy and relies upon it to maintain political stability. Conversely, direct or participatory democracy is threatened by apathy, as it requires widespread interaction from the public. Because elitist theorists are describing the present state of liberal democracies, it is hard to conclude that apathy can be seen as a threat to the legitimacy of government a party still wins, regardless of turnout. It is only once democracy is viewed in terms of public participation that the issue of apathy becomes a threat, undermining the very meaning of the word. In short, apathy threatens the concept of direct democracy, but it doesnt threaten the existing system of representative democracy, it merely strengthens it. The answer to this question depends solely upon whic h theory of democracy one finds more convincing.

The Significance of International Sports Essay -- essays research pape

The Significance of International Sports International sporting events have become somewhat of a staple in today’s society, whether it be the Olympics, the World Cup, or exhibition games between the New York Yankees and the Tokyo Giants. These competitions generally bring out high spirits and intense enthusiasm. Most people envision sports as childhood pastimes, played for fun and recreation. However, in a lot of cases, international sporting events mean more than just the game or event themselves because they inspire nationalism and patriotism. The patriotism and nationalism that these events inspire, however, is not always positive and can sometimes â€Å"legitimize† superiority claims or inspire anti-foreign sentiment. In 1936, the summer Olympics took place in Germany, where at the time dictator Adolph Hitler was claiming that the Germans were a master race and he would surely be proven right in the Olympic games where the Germans would obviously win every gold medal because they were so superior. Jesse Owens and other incredible African-American and Jewish athletes proved Hitler wrong. Owens persevered to capture four gold medals in the 1936 Olympics; in the 100-meters sprint, the 200-meter sprint, the long jump and the 400-meter relay, breaking two Olympic records and one world record. Jesse Owens’s record for the long jump set in the 1936 Olympics stood for twenty-five years. The German spectators gave Owens a very large standing ovation. In the unofficial point system drawn up by the American Olympic Committee the American male track and field team scored 203 points. Owens, amazingly, scored 40 points by himself, almost two-thirds the total of the entire German track and field team. Whe n Jesse Owens made his triumphant return to the United States, he was honored and celebrated with a New York ticker tape parade, and awarded many honors. Even though the United States was not yet at war with Nazi Germany, the people knew of Hitler’s white supremacy policy, but did not interfere with it because the citizens were extremely bent towards isolationism following the first World War and the Great Depression. Owens’s triumphs in the 1936 Olympics lifted the spirits of the American people who were still greatly battling the Great Depression. Owens was turned into a national icon and political figure, and reportedly received 10,000 dollars to endorse Republican can... ...kout." The Sporting News 10 Feb. 1999. 2 May 2004 . ."Iran Tops US 2-1." cnnsi.com. 22 June 1998. 2 May 2004 . ."Iran Tops US 2-1." cnnsi.com. 22 June 1998. 2 May 2004 . ."Iran Tops US 2-1." cnnsi.com. 22 June 1998. 2 May 2004 . .Blum, Ronald. "Yankees gain revenge on Devil Rays with 12-1 rout." USA Today 31 Mar. 2004, Natl ed. 2 May 2004 . .Gallagher, Jack. "Valentine, Marines set sail again." The Japan Times 30 Mar. 2004. 2 May 2004 . .Gallagher, Jack. "Valentine, Marines set sail again." The Japan Times 30 Mar. 2004. 2 May 2004 . .Bedean, Michael. "Why they call it a Miracle." espn.com. 23 Feb. 2004. 2 May 2004 . .Bedean, Michael. "Why they call it a Miracle." espn.com. 23 Feb. 2004. 2 May 2004 . .Bedean, Michael. "Why they call it a Miracle." espn.com. 23 Feb. 2004. 2 May 2004 . .Flipse, Scott. "How I learned to love the Olympics." The Observer 26 Feb. 2002. 2 May 2004 . .Flipse, Scott. "How I learned to love the Olympics." The Observer 26 Feb. 2002. 2 May 2004 . 23. "Ronald Reagan’s Berlin Wall Speech." usa-patriotism. 2 May 2004 .

The Time Machine: Does Change Bring Progress?

â€Å"We should strive to welcome change and challenges, because they are what help us grow. Without them we grow weak like the Eloi in comfort and security. We need to constantly be challenging ourselves in order to strengthen our character and increase our intelligence. † To what extent do you agree that change brings progress? Write your opinions in not more than 350 words. Indeed, change is important and serves as a necessary to mould us into successful beings we will be tomorrow, yet, to a certain extent. According the writer of Time Machine, lives of the Eloi are nothing but just blind happiness while the Morlocks, portray lives that are just as us humans in reality who are getting increasingly more materialistic in our lives. If we live our lives as the Eloi did, live would be just as meaningless as theirs because there is no endurance or facing down of challenges, the ups and downs in live, not even the taste of true happiness†¦as it is so common that people do not understand the concept of happiness anymore. So, in this case, people should and must change and this is a progress. They have to become mature and be able to stand on their own feet instead of depending so much on others that they could not possibly live without them. On the contrary, if we resort to the lives of the Morlocks, who are always busy craving for luxurious possessions instead of dedicating lives towards good deeds, which is very much that is becoming of us today, this change is not progress and should certainly be halted. While the Eloi live without much concern towards their surroundings, the Morlocks†¦okay, we, humans are becoming more and more hectic in our lifestyles that we lose the sense of pure happiness, of content. Because greed roots easily and everything comes with mere intentions. Is this the live we want to have? Therefore, change is progress but to the extent where both moral values and success are well-balanced to ensure a physically and mentally healthy being.