Thursday, November 7, 2019
5 Cases of a Missing Hyphen
5 Cases of a Missing Hyphen 5 Cases of a Missing Hyphen 5 Cases of a Missing Hyphen By Mark Nichol In each of the following sentences, omission of a hyphen hinders comprehension; discussion and a revision follows each example. 1. Two and a half months elapse between when the president elect is declared the winner of the election and when he or she takes office. The noun phrase ââ¬Å"president-elect,â⬠based on French syntax (in which adjectives follow nouns), is hyphenated, which helps the reader identify elect as an adjective rather than a verb: ââ¬Å"Two and a half months elapse between when the president-elect is declared the winner of the election and when he or she takes office.â⬠(Phrases referring to mixed fractions, such as ââ¬Å"two and a half,â⬠are often erroneously hyphenated; hyphens are correct only when such a phrase, accompanied by a word referring to a unit of time or distance, collectively modify a noun, such as in ââ¬Å"two-and-a-half-month period.â⬠) 2. Iââ¬â¢m just looking for some good tasting coffee. As written, this sentence refers to a type of beverage known as tasting coffee and describes it as good. However, to express a sentiment about coffee that tastes good, hyphenate the phrasal adjective: ââ¬Å"Iââ¬â¢m just looking for some good-tasting coffee.â⬠3. Such documentation requires a decision-tree type approach, in which someone must decide each path to achieve an appropriate control structure. The type of omission illustrated in the previous example can also occur in a phrasal adjective that consists of more than two words. The sentence refers not to a type approach of a decision-tree nature but to an approach of a decision-tree-type nature: ââ¬Å"Such documentation requires a decision-tree-type approach in which someone must decide each path to achieve an appropriate control structure.â⬠4. It might be a destination you stumbled across on a must-see list on a travel blog or heard was a canââ¬â¢t miss landmark. The writer of this sentence inexplicably correctly hyphenated the phrase ââ¬Å"must see,â⬠which modifies list, but overlooked the necessity of hyphenating the words ââ¬Å"canââ¬â¢t miss,â⬠which serve the same function in describing a kind of landmark: ââ¬Å"It might be a destination you stumbled across on a must-see list on a travel blog or heard was a canââ¬â¢t-miss landmark.â⬠(These phrases should be hyphenated when employed as nouns as well (as in ââ¬Å"The Parthenon is a must-see for visitors to Greeceâ⬠). 5. The study distinguishes between high and low-risk activities. This sentence refers not to high activities and low-risk activities but to high-risk and low-risk activities, but it does so elliptically, observing the convention that when a two phrasal adjectives in sequence share the same second word, the first can be omitted- but the hyphen must be retained so that the reader knows to supply the implied word: ââ¬Å"The study distinguishes between high- and low-risk activities.â⬠Want to improve your English in five minutes a day? Get a subscription and start receiving our writing tips and exercises daily! Keep learning! Browse the Punctuation category, check our popular posts, or choose a related post below:16 Substitutes for ââ¬Å"Becauseâ⬠or ââ¬Å"Because Ofâ⬠26 Feel-Good WordsDouble Possessive
Monday, November 4, 2019
Marketing opportunities of Columbia Sportswe, Umbro, Ltd. and Lotto Essay
Marketing opportunities of Columbia Sportswe, Umbro, Ltd. and Lotto Sport - Essay Example Columbia Sportswear: Columbia sportswear founded in 1938 is an American company that mainly deals with manufacture and distribution of adventure wear, sportswear, outerwear and respective accessories. The company has its headquarters in Washington County, Oregon. Over the decades, the company has been able to establish a niche market for itself with great products of highest quality and service. The various products of the company are jackets, shirts, fleece, vests, shorts, bottoms, footwear and other accessories such as backpacks, gloves, scarfs, caps, etc. The company has its presence mainly in America and Europe. Umbro, Ltd.: Umbro is England Company based in Greater Manchester. It is now a subsidiary of Nike. Umbros is also a sports oriented company with its niche being sports related products. Its main activities involve designing of spots related apparels and equipments. It also sources and markets its products. Even though the companyââ¬â¢s products involve all sports related products, its niche has been football. The company is known of its products for football. Umbro owned majority stakes in the United Soccer leagues. The companyââ¬â¢s products are sold in over 90 countries across the world. Lotto Sport: Lotto Sports is again a sports apparel manufacture established in 1973 and based in Italy. It started out as a footwear manufacturer and has today branched out to manufacturing and selling of other apparel and equipments. Today, Lotto distributes its products around the world in more than 70 countries. It also is an active sponsor of various teams and sportspersons around the world (Lotto, 2011). Marketing Opportunities The various marketing opportunities that the above firms can use to gain a competitive advantage and increase their market share are: Affiliate marketing: Affiliate marketing is a tool that helps a business to reach the masses on the internet without actually making a major commitment towards marketing expenses. It is a web-based marketing practice that will generate a sale or a lead for the business with the help of an affiliateââ¬â¢s business or a website. The affiliate will be rewarded if a lead or a sale is generated from the affiliateââ¬â¢s eff orts (Ryan & Jones, 2009). Even though this is a common practise it is an effective one and can drive traffic to the website. None of the above companies use this and it is highly recommended for all the three companies. Best example of affiliate marketing on business is Amazon.com. Amazon.com has used affiliate marketing to boost its sales and at the same time reach a greater audience worldwide with an internet presence that is rivalled by very few. Affiliate marketing can be categorised into low-hanging fruit as it is not very difficult to achieve and does not need a lot of effort. It is used by many and is also affordable which can be generate consistent sales even if it fewer in number. One of the main risks with affiliate marketing is the negative perception among consumers about the numerous online tracking technologies and also affiliates who are unethical and create a negative impression for the company. This has to be countered before going forward with implementation. This strategy will result in minor financial improvements for the company and will have a public relations effect on the firm. Social Media Marketing:
Saturday, November 2, 2019
The European Sociopolitical Foundations of Anthropological Thought Essay
The European Sociopolitical Foundations of Anthropological Thought - Essay Example The European colonization which can be traced back in the 17th, 18th, 19th and 20th, century evolved together with the birth of Anthropology which is rooted from the evolution of natural history. But it was in the 18th century, the so called "era of the enlightenment" that humans tried to look for reasons in the things that were happening and the things that were surrounding them. It was also the time when people looked for rationality and empiricism in the society. Anthropology just like the world evolved, and has created different walls of ideas like the unilinealism which according to Wikipedia is a "19th century social theory about the evolution of societies and cultures. It was composed of many competing theories by various sociologists and anthropologists, who believed that Western culture is the contemporary pinnacle of social evolution. This theory is now generally considered obsolete in academic circles." It can be recalled that in the 18th c... The idea was also intensified by Christianity which made it worse. At the time, Europeans did not have confidence to acquire a positive view of the world until the age of the "Enlightenment." The enlightenment or the age of reason was dated back also in the 18th century which also covered the late 17th century. Wikipedia defines the age of enlightenment as "Inspired by the revolution in physics commenced by Newtonian kinematics, Enlightenment thinkers argued that same kind of systematic thinking could apply to all forms of human activity. Hence the Enlightenment is often closely linked with the Scientific Revolution, for both movements emphasized empiricism, reason, science or rationality, but here applied also with natural law to the ethical and governmental spheres in exploration of the individual, society and the state. Its leaders believed they would lead the world into progress from a long period of doubtful tradition, irrationality, superstition, and tyranny which they imputed to the Dark Ages, though not from religious belief. The movement helped create the intellectual framework for the American and French Revolutions, the Latin American independence movement, and the Polish Constitution of May 3; and led to the rise of classical liberalism, democracy, and capitalism." During the era of rationality and reasoning, philosophers like Hegel, Rousseau and Hobbes thought of a progressive society as a possible thing. For George Wilhelm Friedrich Hegel, evolution of man is consist of contradictions and tensions that are necessary and are need to attain the knowledge that is "absolute." The process of negation and contradiction leads to attaining the "rational unity" which happens in the mind and does not happen outside or in the external
Thursday, October 31, 2019
Contemporary Irish Films Essay Example | Topics and Well Written Essays - 3000 words
Contemporary Irish Films - Essay Example This drama implementation on TV has contributed to the widespread and popularity of such true-to-life documentaries appearance in cinema tends to prioritise the creative influence of the film's directors. [Pettitt, 2000] Thus, making their films the tend to deal with the topics of abuse from the past; based on true stories they have their great emotional effect on the viewers, and uncover the real sense of the traditional social political and religious establishments which rules the life of people for a long time. That's why the real historical or fictional characters, or the images of the USA President appear to perceive the reality depicted in the film in a more deeper sense. Drama has also challenged viewers' minds by imagining events that could not be countenanced by factual television. Fictional representations, therefore, have played a major role in the maintenance and reshaping of perceptions about the Troubles and to this extent they have performed a political function. [Pettitt, 2000] The reports stay that the number of screens in Ireland has increased by 68% from 192 screens to 322 screens (during the period of 1991-2001), but the number of cinemas in Ireland has reduced by 15% from 81 cinemas to 69 in the same period. As for the contemporary Irish films, Pettitt who deals with the films after the 1970s, speaks about both the great thread posed by the influence of Hollywood - dubbed 'Californication' by Oliver St. John Gogarty three-quarters of the century ago - and the need for the resources that the American films companies can supply. [Pettitt, 2000] He also points out the fact that Irish cinema, for all its independence, hews fairly closely to the Hollywood formula followed everywhere from West Los Angeles to Bombay. According to Pettitt (2000), drama since the late 1960s has explored some of the deepest fears of those embroiled in conflict, but has not only reflected the political shifts in Northern Ireland. The political, security and legal apparatus of the British establishment has been most effectively critiqued at different junctures in the drama-documentary format. There has been a line of drama that has interrogated the problematic relationship of unionism within Anglo-Irish politics and the increasingly attenuated sense of Ulster loyalism. Fictional representations, therefore, have played a major role in the maintenance and reshaping of perceptions about the Troubles and to this extent they have performed a political function. [Pettitt, 2000] According to Crosson (2003), contemporary Irish film itself reflects the failure of Irish history to excite the imagination of Ireland's youth as effectively as the seductive depictions of America's past as medicated through the Western and gangster films. So that, films made in Ireland today reflect both these genres. The Irish cinema-going experience has come from Hollywood since in independence in 1922. [Rockett, 1991; p.19] The Irish Film Board has attempted to counterpart Ireland's huge dependence on imported film by supporting films made in the country and by Irish people. However, Ireland remains a substantial net importer of images, many of them
Tuesday, October 29, 2019
SKILLS GAPPING Essay Example | Topics and Well Written Essays - 500 words
SKILLS GAPPING - Essay Example For example, if the area was customer service focused, skills gapping would look for gaps in areas of service delivery and then try to bridge that gap through training or technology. The health care environment can benefit greatly from skills gapping, especially in areas of patient care in a hospital setting. Nurses and physicians, and many other support staff, are exposed to people of many different cultural, ethnic, or family backgrounds and each have different interpersonal dimensions and personalities. Being able to provide a quality face-to-face interaction with patients, at all staff levels, means being able to be adaptive to their unique cultural values. Skills gapping could recognize all areas which come in contact with patients, assess the goals of each job role, and then assess staff for their ability to provide multi-cultural support at the social level. Gaps in knowledge or experience in these areas would be located in skills gapping process, allowing for the health care analyst to review training programs related to multi-cultural relationships or enhancing patient psychology. Patient care is much more than just the delivery of medicine, it is inter active at multiple staff levels and skills gapping can be a competitive edge. Offers one human resources expert, ââ¬Å"Training and development plans should be regularly reviewed and certainly more than once per yearâ⬠(Wilson and Western, 2001, p.93). It seems that many companies develop training programs and then continue to allow them to become standardized over the passage of time without upgrading or modernizing them. This would provide ineffective training for the real-time health care environment. Skills gapping can act as a regular auditing tool within the business to improve training delivery and training program development which would be ongoing. For example, if a hospital administrator decided that it would become the organizational mission to
Sunday, October 27, 2019
Strain Gauge Laboratory Exercise
Strain Gauge Laboratory Exercise An investigation into the effects of electronic circuits on the accuracy of weight measurement and how these results relate to material properties Instrumentation systems are necessary in industry to provide accurate and reliable measurements of various quantities, as well as monitoring and controlling processes. In this experiment, strain gauge sensors were attached to a cantilever beam upon which a varying load was applied and the output voltage recorded in order to estimate the mass of an unknown object. This was done for four separate electrical circuits, involving potential dividers and Wheatstone bridges, to compare their respective accuracies in measuring the unknown mass. The obtained results were also used to calculate an estimate for the Youngs Modulus of the steel beam, which was found to be 46.6 GPa. This differed greatly from the expected value of 200 GPa due to the irregular thickness of the beam, which affected the calculated results for the stress and highlighted the need to reduce sources of error before and during experiments. An instrumentation system is a collection of instruments used to measure, monitor and control a process. (1) These systems are regularly used for a variety of measurements in industries including communications, defence and engineering systems. The instrumentation systems involved in these measurement processes usually comprise of a sensor and appropriate electronic circuitry to manipulate and process the signal. Utilisation of these systems in industry is rapidly increasing as they continue to increase productivity and quality through the reduction of human error in the measurements made. The strain gauge is one of the most important sensors regarding the measurement of mechanical quantities. A strain gauge is a sensor whose resistance varies with applied force. (2) The variation in length produced by the force causes a change in electrical resistivity across the gauge which can be measured and used to calculate values of stress and strain. This report investigates the effects of different electronic circuits on the accuracy of weight measurement using strain gauge sensors on a cantilever beam and a comparison between experimental and theoretical results for Youngs Modulus. The different circuits considered are: a potential divider circuit a Wheatstone bridge circuit in quarter bridge configuration a Wheatstone bridge circuit in half bridge configuration a Wheatstone bridge and amplifier circuit A cantilever beam is a beam anchored only at one end, as shown in figure 1 below. As stated in the introduction, the application of a force on the beam alters its length which subsequently changes the strain gauge resistance. This change in resistance is given by: à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à (equation 1) where R is the resistance of the gauge, à ¢Ãâ â⬠R is the change in resistance, is the gauge factor (which is 2 throughout this experiment) and à µ is the strain. In the potential divider set up illustrated below in figure 2, the 1.5kà © resistor is in series with the strain gauge and, as the resistance across the strain gauge varies with the load applied, the voltage across the strain gauge will also change. This voltage can be measured and used to calculate the strain on the beam. Deformation to the strain gauge through the applied force generates a very small change in resistance, causing only a very small change in voltage for the masses added. For this reason, it is more accurate to measure the change in voltage instead of the overall output voltage. This can be achieved through the use of a circuit known as a Wheatstone bridge. A Wheatstone bridge contains two simple series-parallel arrangements of resistances connected between a voltage supply terminal and ground producing zero voltage difference between the two parallel branches when balanced. (3) The arrangement of this is shown in figure 3 below: For this investigation, the bridge is arranged in two different configurations, quarter bridge and half bridge, changing the number of arms made active. The bridge is originally balanced so the resistances in the lower and upper arms of each adjacent sides are equal, giving a 0V output. Therefore, a change in resistance of one of the active arms as the beam deforms gives rise to a voltage output à ¢Ãâ â⬠V which can be measured through equation 2: à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à (equation 2) where V is the bridge excitation voltage, R is the gauge resistance, à ¢Ãâ â⬠R is the change in resistance and K = for a quarter bridge set up and for a half bridge set up. Equation 1 and equation 2 can then be combined to produce an equation for calculating the induced stress in the material: à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à (equation 3) When a load W is applied to the beam, the stress at the strain gauge at distance L is given by the equation: à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à (equation 4) where ÃÆ' is the surface stress, W is the applied force, L is the distance between the load and the strain gauge sensors, b is the width of the beam and t is the thickness of the beam (see figure 4). Youngs modulus can then be calculated through Hookes Law: à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à à (equation 5) 4.1 Apparatus The experiment was conducted using the apparatus illustrated in figure 5, as well as utilising measuring equipment described below: Cantilever beam set up as shown in figure 5, with a pair of 120kà © strain gauges attached at a distance from the free end, one above the beam and one below. Cantilever beam casing containing 2 switches to alternate between the potential divider and Wheatstone bridge circuits and then, for the latter, between quarter bridge and half bridge configuration. Masses, 100g each, to vary the load applied to the free end. Circuit board with potential divider, Wheatstone bridge and amplifier circuits set up containing potentiometers and pins to allow voltage to be measured across components. Digital Multimeter to record the output voltages of the circuit, measuring with an uncertainty of à ±0.5mV for the potential divider and à ±0.05mV for the Wheatstone bridges. Vernier caliper to measure the width and thickness of the beam, as well as the distance from the strain gauges to the load, measuring with an uncertainty of à ±0.005cm. Digital scales to calculate the actual mass of the unknown object, measuring with an accuracy of à ±0.05g. 4.2 Procedure The first electric circuit to be tested was the potential divider and therefore the switch on the cantilever beam casing was set to the corresponding place. With no load applied, the voltage across the strain gauge,, was measured. The minimum weight, 100g, was then loaded onto the beam and both the total weight and voltage across the strain gauge, , were recorded. The weight was then increased in 100g increments up to a maximum of 500g with the total weight and recorded after each mass was added. Finally, the load was removed and replaced with an unknown weight for which the voltage reading was recorded. The first switch was then changed to select the Wheatstone bridge circuit, and the second switch to choose the quarter bridge configuration. With no load applied to the beam, the excitation voltage, V, for the bridge was then measured and recorded.à This circuit contained a potentiometer which was then altered to change the resistance and ensure the initial output read 0V on the multimeter. The same procedure as for the potential divider was then carried out and the results recorded for the same differentials. The second switch was then changed to select the half bridge configuration and an identical procedure to the quarter bridge was carried out. The second switch was then changed back to the quarter bridge configuration while the circuit was changed to include a differential amplifier to increase the output voltage. The circuit is shown in figure 5 below: The same method was then followed as used for the previous Wheatstone bridge without the amplifier; however, this time, the amplified voltage was measured and recorded as opposed to the actual output voltage . Finally, after all the necessary measurements using the equipment were recorded, the unknown weight and dimensions for the beam needed to be measured in order for the results outlined in the theory section to be calculated. The digital scale was used to give a value for the unknown weight while the vernier calipers were used to measure the width, b, and thickness, t, of the beam, as well as the distance between the load and the strain gauge, L. The mass, W, added and the voltmeter measurement, V, were recorded for each circuit and collected in four tables which can be found in Appendix A. The mass values were converted from g to N and graphs of the strain gauge voltage against applied load were drawn for the four circuits. The measured voltage for the unknown mass is also included alongside the appropriate tables. 5.1 Potential Divider The unknown mass gave a reading of 1.130V. 5.2 Wheatstone Bridge The unknown mass gave a reading of 0.4mV for the quarter bridge and 0.8mV for the half bridge. 5.3 Wheatstone Bridge with Differential Amplifier The amplifier circuit increased the values recorded in figure 7 by a factor of 50. The unknown mass gave a reading of 24.2mV. 5.4 Stress against strain for the beam Using the measured values from above and inputting them into equation 4 and equation 5 respectively, a graph of stress against strain can then be plotted. Referring to equation 3, the gradient of this graph then corresponds to Youngs Modulus, which is calculated to be 46.6 GPa. 5.5 Calibration Values Weight resolution is defined as the smallest increment of weight which the numeric display, in this case the voltmeter, can indicate. (4) Each circuit used during this investigation had a different weight resolution, which was calculated by measuring the initial voltage change from no load to 100g load and comparing this to the resolution of the measuring equipment: for the potential divider, this was à ±1mV, and for the other circuits this was à ±0.1mV. For example, when the voltage in the potential divider circuit increased by 1mV, the weight increased by either 100g or 200g the potential divider does not have an absolute weight resolution as multiple load values produced the same voltage reading and therefore the weight resolution is given through a range rather than a definite value. The weight resolutions increased as expected, with the potential divider providing the least accurate measurements and the quarter bridge with differential amplifier providing the most accurate measurements. These weight measurements can be used to estimate the weight of unknown mass by multiplying the recorded voltage for the unknown mass by the weight resolution calculated. This is shown in Table 1 below: Electrical Circuit Weight Resolution Estimate for unknown mass value Potential Divider 100g-200g 113g-226g Quarter Bridge 50.0g 200g Half Bridge 25.7g 205.6g Quarter Bridge with amplifier 0.994g 241.9 g The unknown mass was measured to be 236.4g using the digital scales. As can be seen from figure 1 and figure 2 from the theory section, both the potential divider and Wheatstone bridge circuits are fitted with additional resistors, 1.5kà © and 680à © respectively. Known as current limiting resistors, these are necessary to stop the current rising above a certain value in these circuits it is necessary to limit the current to less than 10mA, calculated by dividing the source voltage of 15V by the circuit resistance of 1.5kà © (resistor) + 240à © (strain gauges) in the potential divider circuit, giving a current of 8.6mA. This reduces any measurement errors which could arise from an increase of the strain gauges temperature through the Joule effect, where the energy of an electric current is converted into heat as it passes through a resistive material. (5) As the circuits change from potential divider through to quarter bridge with differential amplifier, the accuracy of the measured voltages increases. This can be demonstrated through the graphs in figures 7, 8 and 9 where it can be seen that the plotted values lie progressively closer to the line of best fit with the graph for the amplifier circuit, shown in figure 9, demonstrating the least deviation from the line. Although this progression agrees with the theory, the actual values obtained differ slightly from the values expected; this is shown through the estimated values of the unknown mass recorded in Table 1. This difference could be the result of a number of factors: uncertainties in the values for the 100g masses used; the fact we are assuming a point load even though the masses provide a distribution of the weight and interference. The use of an AC current produces a small magnetic field which can cause an electromotive force in any wires that are not shielded properly. This small voltage change could be picked up by the voltmeter and slightly alter the measurements. The unknown mass was measured to be 236.4g by the digital scale. The most accurate estimate calculated by an electrical circuit was 241.9g by the Wheatstone quarter bridge with differential amplifier. The possible reasons for discrepancies between values can include the limitation of the amplifier gain due to electrical noise and temperature changes in the wire. The latter can be a problem as an increase in temperature corresponds to an increase in resistance which can affect measured values. However, this error is reduced in the half bridge configuration as, with a strain gauge sensor on both the top and bottom of the bar, the effect of temperature change cancels itself out. Finally, the Youngs Modulus value obtained through this experiment is significantly outside the expected range of 190-210 GPa, at 46.6 GPa. This can mainly be attributed to irregularities in the dimensions of the steel beam used the section of the beam where the gauges were installed was slightly smaller than the rest of the beam to allow for the necessary preparation. Referring back to equation 4 in the introduction section, the inclusion of a term shows that the thickness of the beam has the greatest effect on the calculated stress, and therefore this discrepancy in values has a significant effect on the value of Youngs Modulus calculated. To achieve a value for Youngs Modulus of 200 GPa, a thickness of 0.47cm would be required. To conclude, the experiment outlined in this report was useful in demonstrating the varying levels of accuracy of measurements which can be achieved through different forms of electrical circuits, validating the expectation that weight resolution, and therefore accuracy, would increase as the circuits progressed from a potential divider to a Wheatstone quarter bridge with differential amplifier, with the latter providing the most reliable output voltage results and the highest weight resolution. However, the result obtained for the Youngs Modulus of steel, of 46.6 GPa, through the measurements recorded in this experiment, highlights how many of the variables associated with electrical circuits have large uncertainties which can lead to extreme unreliability in the data measured and consequently the final results. The findings of this experiment are statistically insignificant due to the nature of the apparatus used compared to that used in industry. However, it does effectively illustrate the importance of reducing the effect of possible sources of error before an experiment is performed, as well as taking the time to precisely measure all of the necessary results throughout, as a slight inaccuracy in one measurement can significantly affect the final values. Mass (g) Weight (N) Voltage across Strain Gauge (V) 0 0 1.128 100 0.981 1.129 200 1.962 1.129 300 2.943 1.130 400 3.924 1.130 500 4.905 1.131 Unknown 1.130 Potential Divider Wheatstone Quarter Bridge Mass (g) Weight (N) Output Voltage (mV) 100 0.981 0.2 200 1.962 0.4 300 2.943 0.6 400 3.924 0.8 500 4.905 1 Unknown 0.4 Wheatstone Half Bridge Mass (g) Weight (N) Output Voltage (mV) 100 0.981 0.3 200 1.962 0.7 300 2.943 1.1 400 3.924 1.5 500 4.905 2.0 Unknown 0.8 Wheatstone Quarter Bridge with Amplifier Mass (g) Weight (N) Amplified Voltage (mV) 100 0.981 9.8 200 1.962 19.9 300 2.943 30.1 400 3.924 40.2 500 4.905 50.3 Unknown 24.2 [1] H. Eren and C. C. Fung, Electrical Engineering Vol.II Instrumentation Systems, Perth. [2] Omega, What is a strain gauge?, [Online]. Available: http://www.omega.co.uk/prodinfo/straingauges.html. [Accessed 17 April 2016]. [3] Electronics Tutorials Staff, Wheatstone Bridge, [Online]. Available: http://www.electronics-tutorials.ws/blog/wheatstone-bridge.html. [Accessed 17 April 2016]. [4] Precision Weighing Balances, Scale and Balance Definitions in Simple Terms, [Online]. Available: http://www.scalenet.com/applications/glossary.html. [Accessed 17 April 2016]. [5] Comsol, The Joule Heating Effect, [Online]. Available: https://www.comsol.com/multiphysics/the-joule-heating-effect. [Accessed 17 April 2016]. [6] D. R. Ngwompo, Measurements Using Strain Gauge Lab Sheet, Bath, 2016.
Friday, October 25, 2019
college tuition :: essays research papers
à à à à à Public college tuition fees need to increase and not have a ceiling set on them because over time instructional costs increase due to rising wages, salaries and inflation. If there were a ceiling government taxes would increase, and last many amenities would have to be subtracted. à à à à à First, over time instructional costs increase due to rising wages, salaries and inflation. If tuition does not increase the salary of employees will decrease and jobs will have to be cut, because there will not be enough money. Along with a smaller faculty there will also be less class choice and increase in class size. Both of these things will result in a lower quality of education because there would not be enough money due to a tuition ceiling. The tuition that students and families pay goes towards the students education. According to Karen Arenson of the New York Times some colleges are already cutting back, taking such steps as eliminating faculty positions and reducing class sizes. These things are already happening without a tuition ceiling. Just think that all colleges would have to do this instead of some if there was a tuition ceiling. à à à à à If a ceiling was set on tuition at all public colleges in the united states there would be a drastic increase in government taxes. Tuition at public universities is usually shared between the government or taxpayers, and the parents and student. As student costs increase such as maintenance, room, board, travel, laundry, and entertainment taxes would have to increase to cover the additional expenses. The failure of tuition to increase at the same rate as the increases of wages and salaries in the economy will require additional government revenues. à à à à à College isnââ¬â¢t all about bookwork. College is a place to have and experience new things. If a ceiling was set on tuition there would be almost no money to fund extracurricular activities such athletic and cultural facilities and other programs. Also colleges would not be able to pay for extensive libraries and new technology for students without tuition.
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