Essay On Ground Reaction Force
CHAPTER 2
LITERATURE REVIEW
2.1 INTRODUCTION This chapter discussed further discuss in detailed about the ground reaction force (GRF) acting by the body and also the centre of pressure (COP) exerting by a body on a plate. This chapter also discusses some of the market available portable balance force plate including its advantages and drawbacks.
2.2 GROUND REACTION FORCE (GRF) In Newton’s third law of motion, for every action there is an equal and opposite reaction. Due to the act of gravity, our foot will always maintain a contact with the ground wherever we go. This will eventually create an interaction of force between the body and the ground. The interaction force from the ground is known as the ground reaction force (GRF). The ground reaction force is usually measured by using the balance force plate. Figure 2.1 below shows the ground reaction force acting on a balance force plate with four sensors attaches at its four corner of the leg. Figure 2.1(a) shows the reference frame of the force plate with the vertical force labeled as z-axis. Figure 2.1(b) shows the interaction of forces that occur as soon as the foot is being step onto the force plate. A force plate usually has four tri-axial force sensors embedded that measure the force acting between the
…show more content…
The balance board has a dimension of 511mm in length, 316 in width and 53mm in height with weight of only 3.5 kg. It is considered the most user friendly force plate by far. Wii balance board or Wii fit is a game console designed by Hiroshi Matsunaga. It is an exercise and balance training game console. It is powered by 4AA batteries which up to 60 hours. Sold at a price of 99.99 USD which is equal to RM 319.72 and uses bluetooth technology with four pressure sensors. 42 million units sold worldwide on January 2012. The third best-selling game console on March 2012 and hold the Guinness World Record for " best-selling personal weighing
Breakaway Bases In Baseball
443 Words | 2 PagesMakers of bases have taken this into account and have come out with a better idea. They have created ‘Breakaway Bases’ that have reduced injuries by tenfold. When a player slides into one of these bases, it is designed so that too much force causes the base to pop out of its, well, base. This is how the energy from the sliding player and the stagnant base is dispersed. These bases keep people safe by reducing the amount of force acting opposite a
Reduction In Force Case Study
505 Words | 3 PagesYour district must implement a Reduction in Force (RIF) based on declining enrollment and budget cuts. You have recommended a list of teachers from your school to the superintendent. One of the teachers on the list had previously filed an EEOC suit against you alleging discrimination regarding a department chair’s position that she was not awarded. You know that she will allege retaliation as the basis for her layoff.
Uneven Ground Case Analysis
1104 Words | 5 PagesIn Chapter 4 of Uneven Ground, Wilkins discusses the United States v. Winans case which regarded tribal rights. It held that the Yakamas tribe had “reserved rights” to hunt and fish because the Winans brothers had been depleting the salmon in the river. Wilkins also writes how the tribes implemented their rights based on their original and indigenous sovereignty. Chief Justice Fuller recognized this and confirmed the tribe’s rights to hunt and fish because of tribal sovereignty (125). In a similar case, Winters v. United States (1908), a man had built a dam that restricted all water flow down the Milk River.
Analysis Of Porter's Five Forces
1436 Words | 6 PagesIn the following essay I will be analysing and discussing Porter’s five forces. Created and named after Michael E. Porter, Porters model of the five forces helps a “company understand the structure of its industry and stake out a position that is more profitable and less vulnerable to attack” (Porter, 2008) The five forces that shape an industry are the following; Threat of new entrants, Bargaining power of suppliers, Threat of substitute products or services, Bargaining power of buyers and finally, Rivalry among existing competitors. (Porter, 2008) This analysing tool can help determine your position in the market, help create strategies and determine the industry’s long run profit potential.
Physics In Six Flags Essay
530 Words | 3 PagesHow does physics involve roller coasters? The meaning of physics is the branch of science concerned with the nature and properties of matter and energy. Six Flags is a great place for families to come together and having fun on all the different types of rollercoasters there are at this theme park. Physics is very well involved in all of the rides at this theme park. Many of the rides have kinetic energy, and centripetal acceleration and so much more.
Egg Drop Lab Report
550 Words | 3 PagesThe result of the force acting causes the object 's velocity to either change speed or direction. In conclusion, the impulse experienced by the object equals the change in momentum of the object, which can be seen in equation Ft = m Δ
Case Analysis Of Porter's Five Forces Analysis Pixar
936 Words | 4 PagesIn spite of the fact that Disney is included in a wide range of commercial ventures, the industry it fits in with in this particular case is the film distribution industry. As a first stride to assessing Disney 's present situation in the business, we conducted the Porter 's 5 Forces Analysis demonstrated below. •Power of Buyers: The customers in the film distribution industry allude to theaters and retailers that help movies through showings, DVDs, Blu-ray, and so forth. Despite the fact that retailers and theatres settle on a definitive choice of which motion pictures they should to buy, because of the distributor’s size, brand acknowledgment, high client loyalty, bargaining power for retailers and theatres are limited. Client 's
Gravity Movie Essay
1790 Words | 8 PagesNewton’s Third Law: - ‘For every reaction, there is an equal and opposite reaction’ - (Hall, 2015). If an object (Object A) exerts a force onto another object (Object B), Object B will exert the same force back, just in the opposite direction. A finger is exerting a force on to the wall. According to Newton’s Third Law of Motion, the wall should be exerting the same amount of force, just in the opposite direction, to the finger.
An Informative Essay: The Sport Of Cheerleading
1898 Words | 8 PagesThe vast majority think about cheerleading as a feeble action that requires young ladies sprucing up in charming garbs and waving around tufts. On the other hand, cheerleading is an exceptional game that requires practice, devotion, and learning of abilities. Much the same as some other game, material science is included in cheerleading 100%. Material science is found in each and every movement and trick. Cheerleading depends on tricks, tumbling, and bounced and since material science is so included in this game it makes this game really exist.
Ground Zero By Suzanne Berne Analysis
471 Words | 2 PagesSuzanne Berne starts out describing Ground Zero with the sense of the moist air of the earl spring season in New York City. She finds a large crowd of people from various nations waiting patiently in line. In the third paragraph, her symbolic description captures our attention when she describes the following: “Nothing is what it first looked like, the space that is now ground zero. But once your eyes adjust to what you are looking at, "nothing" becomes much more potent, which is absent. " Berne expresses her emotional feelings revealed through this paragraph.
Lego Personal Statement
1451 Words | 6 PagesI had first formal exposure to civil engineering in course “Architecture 1”. This course provided me the fundamental concepts of civil architectural principles such as designing procedure, architectural component’s layouts, functional spaces as well as environmental impacts. To strengthen my concepts I pursued the courses “Strength of Materials”, “Structural Mechanics” which gave me essential knowledge about the external and internal forces occuring in simple structural elements under action of various types of loading as well as fundamental concepts in structural analysis such as modellisation, classification of structures. I gained valuable exposure to the analysis of simple structures submitted to compound loadings by the application of the principle of superposition for such cases as: unsymmetric bending, combined bending and tension or compression, combined bending and torsion, general compound loading. Futhermore, I was fascinated by the force method and displacement method for analysis of statically and kinetically indeterminate structures.
Subculture In Video Games
1576 Words | 7 PagesIntroduction Culture and Subculture Culture is a particular group of people, defined by everything from language, religion, cuisine, social habits, music and arts. (Tylor, 1871) Subculture is a different, or even opposes, the mainstream culture in society in terms of norms and values. It is formed by people sharing similar background. These people usually form their own norms, values, attitudes, and lifestyle.
Cisco Porter's Five Forces Analysis
895 Words | 4 PagesPorter’s five forces is a framework that provides analysts with knowledge of the external factors regarding their company and the development of business strategy. These shows people how attractive a company is in a certain industry. I have chosen to develop the porter’s five forces strategy regarding Cisco and the information received. I will evaluate the competiveness, threat of substation, buyer power, supplier power and the threat of new entry.
Cause And Effect Essay On Earthquakes
1247 Words | 5 PagesEarthquakes are caused when rock underground suddenly breaks along a fault. This sudden release of energy causes the seismic waves that make the ground shake. When two plates are rubbing against each other, they stick a little. Most earthquakes occur along the edge of the oceanic and continental plates. Due to stress they shift and cause the earthquake.
Maxis Porter's Five Forces Analysis
1306 Words | 6 Pages3.2 Industry conditions (Porter 's Five Forces Analysis) Five forces which would impact an organization 's behavior in the market. Understanding the nature of these forces provides organizations the required insights to enable them to formulate the appropriate strategies to be successful in their market (Thurlby, 1998). 3.2.1 Threat of new entrants (high entry barriers) High capital investment for competitor entry into telecommunication industry. Companies in this industry maintain development, spend fairly large amount of capital on network equipment and incurred high fixed costs. Besides, technologies are also considered as barriers for new companies to enter the market.
More about Essay On Ground Reaction Force
Breakaway Bases In Baseball
443 Words | 2 PagesReduction In Force Case Study
505 Words | 3 PagesUneven Ground Case Analysis
1104 Words | 5 PagesAnalysis Of Porter's Five Forces
1436 Words | 6 PagesPhysics In Six Flags Essay
530 Words | 3 PagesEgg Drop Lab Report
550 Words | 3 PagesCase Analysis Of Porter's Five Forces Analysis Pixar
936 Words | 4 PagesGravity Movie Essay
1790 Words | 8 PagesAn Informative Essay: The Sport Of Cheerleading
1898 Words | 8 PagesGround Zero By Suzanne Berne Analysis
471 Words | 2 PagesLego Personal Statement
1451 Words | 6 PagesSubculture In Video Games
1576 Words | 7 PagesCisco Porter's Five Forces Analysis
895 Words | 4 PagesCause And Effect Essay On Earthquakes
1247 Words | 5 PagesMaxis Porter's Five Forces Analysis
1306 Words | 6 Pages