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Physics Essays

Result for Subject Physics:
1441 essays
Engineerin Design Physics Assignment
7 pages (1941 words) , Download 0 , Assignment
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Combustion is a complex sequence of chemical reactions that are exothermic in nature. Essentials for combustion are fuel or a combustible substance and an oxidant. Outcomes of the reaction are heat or both heat and light. Two fundamental objectives of fire safety in buildings are the safety of the life of the occupants and protection of the property from damage. 
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Alternative Energy in the UK Physics Essay
6 pages (1623 words) , Download 0 , Essay
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Sizewell B can generate energy for 2.5 million homes. That is approximately equal to the everyday domestic needs of Suffolk and Norfolk. It is capable of generating under 35 of the UK’s total electricity needs. Its estimated decommissioning date is 2035.  Heysham power plant is divided into Heysham 1 and Heysham 2.
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Solar Energy as a Valuable Method of Generating Electric Currents Physics Essay
6 pages (1604 words) , Download 0 , Essay
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Solar power sourcing from the sun is a reliable and invariable source of power and can be utilised to provide power in locations that are remote (Banoni et al., 2012, p.8). Generally, solar cells do not need any repairs and run for years. Furthermore, extrasolar panels can amount occasionally when desired.
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Semiconductor Materials: Electrical and Magnetic Properties Physics Case Study
9 pages (2354 words) , Download 1 , Case Study
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Semiconductors are described as useful components in the electrical and electronic industries. The fact that the nature of a semiconductor’s material electrical conductivity greatly depends on the level and type of impurities, these dependencies can be modified in a manner that provides paths, channels as well as junctions.
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A Pressure Verses Volume Diagrams Physics Case Study
7 pages (2224 words) , Download 0 , Case Study
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A Pressure Verses Volume (PV) Diagram represents a plot of pressure change denoted by P in relation to volume demonstrated by V for a given process or process. These sets of processes lead to the formation of typical thermodynamic cycles. When the cycle has operated to completion, the state of the system remains the same.
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Heat and the First Law of Thermodynamics Physics Assignment
10 pages (2590 words) , Download 0 , Assignment
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The concepts of the transfer of heat and energy from one substance to another have been greatly used in practice. One such application is the heat exchanger which is used to transfer thermal energy between different fluids, between solids and fluids, or between a fluid and solid particulates, at different temperatures and in thermal contact. 
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Energy Transfer and Thermodynamics Physics Assignment
9 pages (2411 words) , Download 0 , Assignment
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Different types of materials have different thermal conductivity. Metals have the highest values of thermal conductivity because they good conductors of heat. Insulating materials have low values of thermal conductivity as they are poor conductors of heat. The higher the insulation property, the lower the value of thermal conductivity.
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Different Roles of Fire Professionals and Their Importance to Fire Safety Physics Assignment
12 pages (3204 words) , Download 0 , Assignment
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It has to be noted however that the severities of the above ignition sources as well as causes of fire have been documented differently. Before expounding on each source, this study has taken a case study as presented in the report by Fire Dynamics (2010) Simulator on the severity of different sources of ignition in the United Kingdom. 
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Mathematical Models, Turbulence, Combustion, and Numerical Techniques Physics Assignment
9 pages (2173 words) , Download 0 , Assignment
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The conservation of energy is simply the first law of thermodynamics which states that the rate of change of heat inside a fluid element is equal to the flux of heat into the element and the rate of working done by forces acting on the mass of the element or on the surface of the element (Rexfort, 2004).
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Process of Electrospinning and Variables Physics Coursework
12 pages (3409 words) , Download 0 , Coursework
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The Electrospun Nanofiber diameter decreases with the increase in the collector to the capillary distance. When the capillary to collector distance is too small, the solvent is not exposed to complete evaporation for sufficient time thus the nanofibers formed have flat shapes (Agarwal, et al., 991).
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Suitable Method to Be Applied for Measurements of Reverberation Time Physics Coursework
7 pages (2009 words) , Download 0 , Coursework
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Though reverberation time is never recommended to be measured by recording the room response to the excitation with an impulsive source because of no repeatability of that kind of measurement, we have discovered that this method is suitable since the results are normally in good agreement with those outcomes obtained using other methods.
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Microwaves, Heating Your Food With Electromagnetic Radiation Physics Essay
8 pages (2206 words) , Download 0 , Essay
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Microwaves according to the Food and Environmental Hygiene Department are electromagnetic waves with a frequency between 300 to 300,000 MHz. After the absorption of the energy, polar ions, as well as molecules in the food, will collide or rotate consistently with the changing heat, and the electromagnetic field is then generated for cooking.
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Classical Mechanics of Fluids Physics Essay
8 pages (2166 words) , Download 0 , Essay
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Therefore, with the introduction of atomic clocks, scientists can reveal the truth regarding Einstein's assumptions about how time can speed up or slow down depending on whichever person is drawing the observation. On the whole, from this concept comes the idea that the greater the gravitational pull on a clock, the slower time runs.
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Factors Controlling Elastic Properties in Carbonate Sediments and Rocks Physics Coursework
8 pages (2482 words) , Download 0 , Coursework
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Variation in the type of saturant and its dependability on the heterogeneity of the rock, pressure, and temperature control the elastic properties of the rocks. Moreover, it is important to characterize heterogeneities to acquire physical parameters and understand the mechanic's flow within the carbon reservoirs.
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Newtons Law of Cooling in Thermodynamics Physics Coursework
6 pages (1596 words) , Download 1 , Coursework
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The laws of thermodynamics dictate energy behavior, for example, how and why heat, which is a form of energy, transfers between different objects. The first law of thermodynamics is the law of conservation of energy and matter. In essence, energy can neither be created nor destroyed; it can, however, be transformed from one form to another. 
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Individual Design Report: Materials Physics Assignment
6 pages (1677 words) , Download 1 , Assignment
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Both the nylon and the polycarbonate have similar melting points since they both follow the same principle that when the environment is hotter, the temperature of the material is hotter as well. However, during glass transition, the molecular arrangement found in either the nylon or the polycarbonate affects the temperature increase or decrease. 
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The Penetration Resistance Physics Case Study
16 pages (4680 words) , Download 0 , Case Study
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Penetration resistance is widely used to measure soil compaction. In general soil with penetration resistance values of more than 2000 kPa (2 MPa) is considered to limit plant growth. Penetration resistance is highly sensitive to moisture content. It is also influenced by soil texture and bulk density.
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Application of Discrete Event Simulation Model Physics Case Study
10 pages (2570 words) , Download 0 , Case Study
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The programme has been used successfully across a wide range of business applications in both manufacturing and service industries. Through the years, it has undergone facelifts and currently incorporates many functionalities. The programme is suited to environmental modelling since its ease use allows for flexibility and rapid deployment of the applications.
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Gravity Force and Alrtin, the Power That is Everywhere Physics Case Study
6 pages (1658 words) , Download 0 , Case Study
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Several types of research have supported this study with a further study of gravity and acceleration. A small body accelerates in a gravitational field at an equal rate as the center of the mass of an object. This study, therefore, has a basis of the size of the object to the gravitational force law whereby smaller objects have a high speed.
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Extremely Small Radiation From Atoms, Electrons, and Photons Physics Assignment
8 pages (1715 words) , Download 0 , Assignment
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Atoms form an important aspect of particles in nature. In an atom, the electrons are found around the nucleus. The electrons are placed in the orbits possessing energy levels. The electron may gain energy by absorbing energy gotten from the 2nd level to their initial level packets called photons. This makes light to be emitted.
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Breeze Strength Lacked Charging on Structures Physics Essay
7 pages (2043 words) , Download 0 , Essay
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Wind pressures are differently experienced on claddings as compared to structures in high rise buildings. The differences that are realized on pressures that are induced by wind surfaces of buildings are not uniform and get unsteady due to the varying properties of cladding. Pressures that result in the production of loads on structures.
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Heat and Temperature Is the Same Thing Physics Essay
7 pages (2076 words) , Download 0 , Essay
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Thus, the study will evaluate and present from several literature studies some of these alternative conceptions while presenting their origins. The study will explore the conceptual change theories, as well as the importance of teachers being aware of alternative conceptions.
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The Tensile Strength of Steel Physics Coursework
6 pages (1423 words) , Download 0 , Coursework
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Different materials differ in strength and the objective of this experiment was to determine the most suitable material. Each of the specimens was subjected to a tension test. After loading the machine, the changes in length were recorded. The tension test provides basic design properties on the strength of a material that was drawn on a stress-strain curve.
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Scanning Probe Microscopy Physics Assignment
17 pages (4307 words) , Download 0 , Assignment
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The above plot shows the interatomic force versus distance curve an AFM tip experiences as it approaches a surface. At approximately what distance would an AFM tip sense the attractive interatomic forces? (2 marks) b. At approximately what distance would an AFM tip sense the repulsive interatomic forces? (2 marks)    
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Structural Damage Detection Using Modal Strain Energy Physics Assignment
10 pages (2574 words) , Download 0 , Assignment
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Some of the weights were either slightly above or below the required 20N for the experiments. The measurement device had a slight negative error which had to be carried forward in the experiment.  Errors during recording and taking the different measurements during the experiment could have occurred.
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Measuring the Mass Loss of the Material Polymethyl Methacrylate Physics Lab Report
6 pages (1702 words) , Download 0 , Lab Report
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The paper “Measuring the Mass Loss of the Material Polymethyl Methacrylate”  is an informative example of a lab report on physics. With the duration of time, follow the process of combustion of materials in the enclosed space with the effect of different ventilation sizes, from the beginning of the ignition period, growth period, flashover period, fully developed period and end by the decay of the fire.
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Energy Transfer and Thermodynamics Physics Assignment
11 pages (3008 words) , Download 0 , Assignment
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Stefen-Boltzman Law states that the radiating heat flux or emissive radiations are proportional to the fourth power of temperature on an absolute scale. Thus E b= (q/A) =σT4; where A is the surface area in m2, T is temperature, Eb is the radiating heat flux, q is the rate of heat transfer in watts and σ is Stefan-Boltzmann constant.
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Amplifier Design and Verification Physics Coursework
10 pages (140 words) , Download 1 , Coursework
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"The reaction of the amplifier to sinusoidal input for the small load was also observed in this coursework, and the results were presented in Figure. The outcome the output as a reverse form of input with an improvement of 50. The outcome of the amplifier due to an improvement in input amplitude is presented in Figure 6.
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Thermodynamics and Temperature Measurements Physics Assignment
8 pages (2284 words) , Download 0 , Assignment
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Radiation of heat unlike conduction and convection doesn’t require any material medium to propagate. Stefan Boltzmann's law gives a relationship between the maximum temperature of the emitting surface and the surface temperature of the emitting surface. The amount of heat is proportional to the fourth power.
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Thermodynamics Assessment Physics Assignment
9 pages (2539 words) , Download 0 , Assignment
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Natural convection results from the difference in density due to temperature variations in the fluid. Upon heating, the density is altered along the boundary layer making the fluid be continuously replaced by denser and cooler fluid. Forced convection is the flow of fluid-induced by an external force like a fan, pump, or mixer. 
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The Experimental Observations Associated with Photoelectric Effect Physics Assignment
7 pages (1858 words) , Download 0 , Assignment
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Principle experimental observations of the Compton scattering experiment are that, during the experiment, the electrons and the energy photons interact and as a result, the electrons given or released ensure the conservation of the momentum. Also, if the photon has lower energy, it can still eject an electron from the host atom. 
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Magnetic Moment Dipole for Different Particles Physics Assignment
6 pages (1613 words) , Download 0 , Assignment
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The magnetic moment is the amount of tendency of a magnet to adjust with its magnetic field. Since the magnetic field and the magnetic moment of a magnet have both direction and magnitude, they can therefore be termed as vectors (Furlani, 2001). The magnetic moment has its direction pointing from north to the South Pole.
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Acquiring Images with Three Distinct Forms of Contrast Using Sequences of Spin Echo Pulse Physics Assignment
11 pages (3034 words) , Download 0 , Assignment
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The relocation in the pixel is reliant on the range of pixel frequency, as well as the difference in frequency. In the following instance, the difference in frequency of 220 Hz takes place in 1.5T and the range of pixel frequency (ratio between BW and the read direction’s pixel number) is 125 Hz. In that case, the shift in pixel becomes 1.76 pixels.
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Heat and Thermodynamics Physics Assignment
8 pages (2152 words) , Download 0 , Assignment
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The first law of thermodynamics describes the state of energy of a system. The first law of thermodynamics states that remains unchanged and cannot be created or destroyed, but only changes form. Therefore, the total amount of energy in the universe is constant at all times and only changes states from one form to another.
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Fire in Building Physics Assignment
7 pages (1915 words) , Download 1 , Assignment
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Dry powders include dry chemicals for class B and C, which have sodium bicarbonate as the major constituent. Others are multipurpose dry chemicals for classes A, B, and C with mono-ammonium phosphate as the major constituent. The powders are contained in the containers and are driven out by either carbon dioxide cartridges or pressurized nitrogen.
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Heat Transfer, Fluid Flow, Fire Suppression, and Heat Transfer Physics Assignment
8 pages (2266 words) , Download 3 , Assignment
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The injuries inflicted by fire can be classified roughly depending on the extent of the damage inflicted. In the case where the epidermis is affected, we talk of the first-degree injury, while where the dermis and subcutaneous tissue are affected then we have Second degree and Third-degree injuries respectively. 
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Classical Mechanics of Fluids Physics Assignment
7 pages (1944 words) , Download 0 , Assignment
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When it comes to combusting plumes, there is enough supply of oxygen for complete burning but there is insufficient mixing. Because of the insufficient mixing 10x, stoichiometric oxygen may be required for complete reaction to take place.  Normally fire plumes will exhibit a centerline temperature as shown in Figure 1.
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Conversion of the Kinetic Energy of Flowing Water Into Rotating Energy Physics Coursework
6 pages (1715 words) , Download 1 , Coursework
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This coursework focuses on the use of water for producing electric energy using hydro-power plants. Electricity generation using water as the source of energy is a very old technology that has advanced with time resulting in more enhanced systems that harness the static energy contained in flowing water. 
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New and Advanced Gamma Ray Tools Physics Coursework
6 pages (1602 words) , Download 0 , Coursework
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The use of gamma rays tools has found their application in the geosteerring process in the lateral shales that are correlated to the vertical, wireline data and the LWD depth. The use of advanced gamma rays, aid in determining complex dip wells in shale applications. The use of LWD gamma rays has been used in landing the wells.
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Determining the Capacitance by Measuring the Energy Stored in the Capacitor with Increasing Voltage Physics Lab Report
9 pages (2465 words) , Download 0 , Lab Report
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The experiment determined that a linear relationship exists between the potential difference at the source and the amount of energy stored in conductors connected to the source. The other aspect investigated by the experiment was the factors that affect capacitance in a simple capacitor. The results of the experiment supported findings by other studies regarding the properties of a simple capacitor.
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Electrical Measurements in the Laboratory Practice Physics Lab Report
6 pages (1396 words) , Download 0 , Lab Report
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Conversely, when the currents through each circuit component are identical, the components are connected in series. In such an arrangement, the potential difference across each component is different but the summation of the voltage across the closed circuit is zero in accordance with Kirchhoff’s second law.
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The Navier-Stokes Equations Physics Assignment
8 pages (2000 words) , Assignment
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The gaseous materials react among themselves and with oxygen, resulting in heat release, resulting in further pyrolysis and more combustion reaction. Two pathways can be taken in the pyrolysis of wood. This depends on environmental conditions such as oxygen concentration, temperature, moisture, pH level and fire retardants.
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Applied Analysis of the Navier-Stokes Equations Physics Assignment
8 pages (1683 words) , Download 0 , Assignment
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Modelling turbulence flows necessary because most of the flows encountered in engineering applications and predicting these flows are very challenging since there are no analytical solutions for the non-linear fluid flow equations. Capturing all the fluctuations or every single vortex in fluid flow may be impractical for turbulent flows.
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Ballistic Pendant and Preservation of Impulse and Potential Measures Physics Assignment
10 pages (2587 words) , Download 0 , Assignment
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The conclusion which can be made is that this experiment was a success with the calculation indicating that the momentum before collision being higher than the momentum after the collision. In addition, it was found that the maximum potential energy of the ball was more than the energy of the pendulum-ball system after the collision.
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The Unlimited Power and Potential of Energy from Wind Physics Research Paper
6 pages (1436 words) , Download 2 , Research Paper
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The wind has the energy and power to holder the direction of the airfoil as well as the velocity magnitude of the same. The performance of an airfoil in the wind is usually affected by many factors among them an attack angle. In this case, we are going to study the effect of the attack angle on airfoil velocity magnitude.
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Electroconvulsive Therapy and Mental Health Physics Case Study
9 pages (3048 words) , Download 0 , Case Study
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ECT is a highly technical procedure requiring a team that consists of an anesthetist, a psychiatrist, psychiatric nurses, and recovery nurses. Doing a study on how ECT has changed over the years has given me an insight into how the use of ECT in treating mental health illness has changed over the years.
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Consumer Personality Theories, Personality of a Toyota RAV4 user Physics Research Paper
5 pages (1473 words) , Download 0 , Research Paper
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Engel and Blackwell assert that three main personality theories have primarily influenced studies of personality and consumer behavior. These theories are psychoanalytic theory, social-psychological theory, and trait- factor theory. This theory was propounded by Sigmund Freud, and it infers that unconscious needs or drives.
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Beyond Smoke and Mirrors: Climate Change & Energy, B Richter Physics Book Report/Review
8 pages (2145 words) , Download 0 , Book Report/Review
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Global climate change is considered one of the most critical issues that are presently experienced by humanity. The “Beyond Smoke and Mirrors: Climate Change & Energy” by Burton Richter is a text that examines the rational, meaningless and predisposed proposals for the prevention of the possibly catastrophic global warming consequences.
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Analyzing the Climatic History of Sisimiut Using Isotopes Physics Coursework
8 pages (2533 words) , Download 0 , Coursework
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An analysis of climatic and paleoceanographic changes in Sisimiut, in Southwest Greenland, indicates that the region is sensitive to differences in the interaction between the two components of the West Greenland Current; the Polar Water from East Greenland Current and the Atlantic Water of the Irminger Current.
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States of Matter and Phase Change Physics Assignment
5 pages (1607 words) , Download 0 , Assignment
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The state of matter can be best described as the amount of heat contained within the molecules. When more heat is added, the molecules move far from one another. The state of matter can thus be linked closely to the temperature and the pressure of the substance under consideration (Bayrock & Fiona, 2007). 
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