Exam-type questions on Thrust Bearing design 1. You have been asked to design a minimum power-loss‚ uni-directional‚ thrust bearing for an horizontally-mounted‚ axial‚ ammonia compressor in a nitric acid plant. The compressor has a shaft diameter of 100 mm and generates a thrust of 15kN when operating at 6‚000 rpm. The thrust is negligible at zero speed. a. What type of thrust bearing would you recommend and why? b. What are the physical reasons why a dry‚ PTFE bearing would
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flexibility VLSM gives in the efficient assignment of IP addresses. In contrast to OSPF‚ RIP is less secure and it has poor robustness as RIP only stores one path to a destination. Furthermore‚ RIP converges slower than OSPF. In large networks convergence gets to be in the order of minutes‚ however RIP routers will go through a period of a hold-down and garbage collection and will slowly time-out information that has not been received recently. This is inappropriate in large environments and could
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guest on May 7‚ 2013 Theory and methods Théorie et méthodes Volker H. Schmidt Modernity and diversity: reflections on the controversy between modernization theory and multiple modernists Abstract. The article revisits modernization theory’s convergence claim‚ which has been strongly criticized by multiple modernists‚ who maintain that emerging realities have not borne out its underlying premises. Based on a thorough reading of classical texts‚ the article reconstructs the term’s meaning within
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Political action can change laws and regulations that relate to climate change‚ such as tax incentives‚ greenhouse gas emissions limits or establishing a regulatory framework within which carbon trading markets can operate. Political action can also gain media and public attention to climate change. Political action from the community‚ however‚ is often challenged by interests within the fossil-fuel industry.[1][2] Some climate change sceptic groups are independent of the fossil-fuel industry‚ such
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v=6ILQrUrEWe8&feature=player_embedded This video is one of many that I have seen highlighting the rapid changes made in technology and I remember being amazed by the sheer number of statistics. But I found the following statement to be most thought provoking. “Convergence is everywhere. Its easier than ever to reach a large audience but harder than ever to really connect with it.” My suspicion is that this relates to the multiple number of ways that we can obtain information or methods of communication. Traditionally
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Name________Amanda Fox BIO 23500-60________ BIO 235 Chapter 10 –Nervous System I 1) Define the following word parts. Ax-‚ axle: axon – cylindrical nerve process that carries impulses away from a neuron cell body. Dendr-‚ tree: dendrite – branched nerve process that serves as the receptor surface of a neuron. Funi-‚ cord‚ rope: funilicus – funiculi of spinal cord or bundle of nerve fibers. Gangli-‚ knot: ganglia – deliver information to the body -lemm‚ rind or peel: neurilemma – sheath
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representation is used‚ and quite often involves only the first few orders of the Volterra kernels which leads to the limited convergence. To solve duffing type nonlinear equation a simple convergence criterion is given by [22]. The criterion defined by equation (11) provides a simple estimate of the upper magnitude of the input excitation level required for the convergence of first order Volterra series
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E Xni I{|Xni |≥ τn } −→ 0 as n → ∞ ‚ i=1 then for every a ∈ R we have that P (Sn /τn ≤ a) − Φ(a) −→ 0 as n → ∞ . Proof: Step 1 (convergence of expectations of smooth functions): We will show in Appendix 1 that for certain functions f we have that E [f (Sn /τn )] − E [f (Z)] → 0 as n → ∞ ‚ (1) where Z denotes a standard normal random variable. If this convergence would hold for any function f and if we then applied it to fa (x) = I(−∞‚a] (x) = 1 if x ≤ a and = 0 if x > a‚ then E [fa (Sn /τn )]
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INTRODUCTION For every business to be successful globally‚ the necessity of cultural awareness is vital. By understanding culture of doing business in a foreign country acts as a backbone for every successful international business‚ this involves understanding what influences the behaviour of your consumers‚ what are the rules and regulations for conducting business. This report is about understanding the culture of different countries such as in Asia‚ Europe‚ and the USA assesses the opportunities
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Analyse and evaluate the Leadership views presented in “The Prince” by Niccolò Machiavelli‚ under the prism of the following four contemporary approaches on Leadership: Contingent‚ Dyadic‚ Power‚ and Transformational. Identify and explain elements of convergence and divergence between that classic text and the corresponding contemporary theories and make use of specific theoretical models (such as Blake & Mouton’s grid‚ the LMX model‚ etc) where necessary in order to support your arguments. Overall‚ you
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