nodes (zero displacement) and anti-nodes (maximum displacement) at fixed points along the transmission line. Such a standing wave may be formed when a wave is transmitted into one end of a transmission line and is reflected from the other end by an impedance mismatch‚ i.e.‚ discontinuity‚ such as an open circuit or a short. The failure of the line to transfer power at the standing wave frequency will usually result in attenuation distortion. Another example are standing waves in the open ocean formed
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Insurance premium for smoker and obese employee The contentions against charging smokers higher protection rates engage contemplations of social equity and reasonableness. This practice may lead numerous individuals to forego wellbeing protection despite the fact that they may need to pay a fine under the ACA. Since smokers have a tendency to have fundamentally lower salaries than non-smokers‚ they could be particularly powerless against expanded wellbeing protection costs. In the event that smokers
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improve the performance of PEM water electrolysis cells. The high current performance of a PEM water electrolysis cell using these oxides as the anode electrocatalyst has also been examined by steady state polarisation measurements and electrochemical impedance spectroscopy. Overall the best cell voltage obtained is 1.567 V at 1 A cmÀ2 and 80 1C was achieved when using Nafion 115 as the electrolyte membrane. r 2006 Elsevier Ltd. All rights reserved. Keywords: Electrocatalysis; Hydrogen production; PEM water
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CHAPTER.1 INTRODUCTION For decades‚ scientists have been using electromagnetic and sonic energy to serve medicine. But‚ aside from electro surgery‚ their efforts have focused on diagnostic imaging of internal body structures—particularly in the case of x-ray‚ MRI‚ and ultrasound systems. Lately‚ however‚ researchers have begun to see acoustic and electromagnetic waves in a whole new light‚ turning their attention to therapeutic—rather than diagnostic—applications. Current research is exploiting
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Rectangular Microstrip 6X6 Patch Array Antenna Performance Evaluation based on Permittivity of the Substrate Materials 1 P.Sreyash‚ 1A.Snehitha‚ 1V.Satya Sainadh‚ 1P.L.Madhuri‚ 1Saroj Gautam‚ 2 Mr.B.T.P.Madhav‚ 2Mr.Pranob Kumar Charles‚ 3Dr.Habibullah Khan Department of ECE‚ K L University‚ AP‚ India. : sreyash306@yahoo.com‚ Snehitharao@yahoo.com 1 Project Students‚ 2Asst. Professor‚ 3Assoc. Professor‚ 4Head of the Department Abstract: In the recent years‚ the development in communication systems
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Career Episode 2 Chronology : xxxxxxxxx Geographical Location : xxxxxxxxxx Organization : xxxxxxxxxx Background ` : xxxxxxxx dr bo ok .c Title of Position om Introduction I had worked as vascular support engineer to support the cardio vascular imaging systems in the region assigned to me. I had taken the responsibility to manage the overall service delivery and ensure the customer satisfaction to the optimum level. I provided expert phone and/or onsite
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Data Sheet Digital Storage Oscilloscope Model 2190D The 2190D combines performance and value all in one portable solution. With advanced triggering capabilities‚ long waveform memory up to 40‚000 points‚ and extensive features such as pass/fail limit testing‚ digital filtering‚ waveform recorder‚ and 32 automatic measurements‚ this oscilloscope offers powerful tools in a small affordable package. PC connectivity Features & Benefits ■ 1 GSa/s sample rate ■ Large‚ 7” widescreen color display
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1200 Watt Induction Heater------------------------------------------------- Top of FormBottom of FormCustom Search since 08/13/09 | UPDATE 05/25/2010 - A mailing list for the discussion of induction heating and heaters has been established. You may subscribe by clicking here.03/22/2010 Update - Our commercial web site‚ http://www.fluxeon.com is now up and running. Still in a preliminary stage so don’t be too hard on us. That is the place to go to buy kits and complete induction heaters.09/16/09
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introduction 1.0 Background A significant problem in communications is the generation of echoes. The echoes arise for a number of reasons‚ with the primary reason being an impedance mismatch. The impedance mismatch occurs when the two-wire network meets the four-wire network‚ this interface is known as the hybrid. This impedance mismatch causes some of the signal energy to be returned to the source as an echo [1]. This can be seen in Figure 1. (All figures appear at the end of the report.) Figure
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is IC = αIE + ICBO ‚ where ICBO is the current flowing through the collector circuit when the collector base junction is reverse biased and emitter base junction is open circuited. Transistor offers a low input resistance and very high output impedance when it is in CB configuration. It provides almost unity current gain and high voltage gain. Dynamic input resistance: Input characteristics are plotted between the emitter current I E and emitter to base voltage VEB for a constant value of collector
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