Experiment 2: Kinematics of Human Motion Abstract Kinematics is the branch of classical mechanics that describes the motion of bodies and systems without consideration of the forces that cause the motion. There are four activities done in this experiment‚ graphical analysis of human motion‚ where displacement vs. time and velocity vs. time were graphed. Graphical analysis of motion where in the 10th seconds the total displacement is 14.69m‚ average velocity is 1.47 m/s. Reaction time where
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Unlocking the Secrets of the Universe Increasing our knowledge of Physics‚ using the scientific method to make observations and test hypotheses is essential to unlocking the secrets of the universe. Energy is one of the most fundamental elements of the universe. Throughout history‚ man has endeavored to expose‚ understand‚ and explain how and why things work. This drive to expand our understanding eventually led to the development of the scientific method and what is commonly considered
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1) Introduction As an important manufacturing method‚ bending has been widely used in modern industries to produce stamping parts such as frames‚ channels‚ braces‚ brackets and other structural parts. The understanding and development of bending mechanics are aimed at achieving two kinds of information which are very important for industrial production. One is to predict springback for dies design and compensation in order to obtain high dimension accuracy of bending parts. The other is to determine
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GEK1521 / PC1326 Tutorial 1 ( Lecture 1-4: Units‚ Vectors & Mechanics ) 1. When a sphere moves through a fluid slowly‚ it usually experiences a drag force. This force is determined by the radius of the sphere r‚ the speed of the sphere v‚ and the viscosity of the fluid (in the unit of [kg/(m∙s)]). Using dimensional analysis‚ determine how the force depends on these factors. 2. Three vectors A‚ B‚ and C add together to yield zero: A + B + C = 0. The vectors A and C point in opposite directions
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though the deuterium atom weighs twice as much as the hydrogen atom. Though the bonds lengths are equivalent‚ the spectrum shows that the HCl can obtain a lower transmittance percentage and that DCl vibrations take place at a lower frequency. Quantum mechanics gives us the following formula for a harmonic oscillator: [pic] where [pic] is the vibrational frequency‚ h is Planck’s constant‚ and n is the vibrational quantum number. The rigid rotor model also applies to diatomic molecules. It can be solved
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String theory is defined by Merriam-Webster as‚ "A physical theory in which one-dimensional loops travel through space and also merge and lyse as time elapses. This is in contrast to ordinary quantum field theory‚ which predicts point particles that emit and absorb each other. String theory is a candidate for a Theory of Everything." String theory would solve the long fight between Einstein’s theory of relativity and Quantum Physics. String theory proclaims that everything in our universe‚ from
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Theory of Choice’. The article criticizes the mono-utility function because it is unable to describe a situation with many rational values with a single end‚ which is the basic of Islamic Economy theory. Finally the article points to the Quantum Mechanics‚ to describe the relationship from many to one‚ and the reason why. Summary of the main points Two assumptions that neoclassical economics do that make the theory of exchange spiritually neutral 1. It accommodates any instrumentally rational
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In the short story “Popular Mechanics”‚ Raymond Carver uses the characters’ actions to represent how damaged people can become during fights. Detailed descriptions of the characters’ actions deepen the readers’ understanding of the characters’ failing relationship. Furthermore‚ the baby’s crying‚ as the parents struggle over it illustrates a child’s suffering during a fight. The physical confrontation suggests a tearing of the relationship. When the characters are fighting‚ the reader can almost
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CHAPTER 27. FLEXIBLE PAVEMENT DESIGN NPTEL May 24‚ 2006 Chapter 27 Flexible pavement design 27.1 Overview Flexible pavements are so named because the total pavement structure deflects‚ or flexes‚ under loading. A flexible pavement structure is typically composed of several layers of materials. Each layer receives loads from the above layer‚ spreads them out‚ and passes on these loads to the next layer below. Thus the stresses will be reduced‚ which are maximum at the top layer and
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out an ontology using language‚ hoping that whatever ontology we pin to these symbols will motivate the next mathematical theory. In other words‚ just like your high school physics lessons‚ this is at best an approximation to the truth: Quantum mechanics‚ with its superposition states‚ entanglement‚ and strange stuff (colloquially referred to as ’quantum woooo’) is a theory of physics that is experimentally verifiable‚ describes elements of nature that we have already observed (post-hoc)‚ and has
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