Physics Essay Examples and Topics
One of the important hires was Linda Choate, a Ph.D.in Physics from Stanford, who during earlier rotations chanced upon Frank Harlan's solar cell and was able to calculate and predict the maximum theoretical efficiency of [...]
Even after that, the man now firmly recognized as the pioneering architect of the Big Bang Theory for the origin of the universe was denied recognition and honor for his discovery until he was literally [...]
A fiber-optic system will consist of a transmitting device that generates a light signal, an optical fiber cable that acts as the medium for carrying the light, and a receiver on the other end to [...]
The stress at the end of the experiment gave the breaking strength and was 504. The stress-strain curve was re-plotted in the range of 0 to 1% strain to calculate Young's modulus and 0.
Thus, being a physics student at the Massachusetts Institute of Technology, he suggested an unusual approach to calculating forces in molecules as a part of his undergraduate thesis in 1939.
Thus, it is possible to notice that this article is of high scientific and practical significance because the use of the technology described by the authors can considerably lower the expenses for energy.
At the same time, we do not see the whole object and all rays of light that are reflected from the object. In such a way, we managed to observe the basic characteristics of light [...]
The lab exercise under consideration was untitled "Acceleration Due to Gravity," and it is possible to state that its real purpose was to provide students with the opportunity to acquire practical skills of calculating one [...]
The formula for angular momentum or inertia of rotation is as follows: The formula for an extremely small object in comparison with rotational speed is: Using this information, the video's creator goes on to describe [...]
In Figure 1, the osmotic pressure is the pressure that needs to be applied to the left water column to stop further flow of the solvent into the solution.
A typical GTAW apparatus is largely similar in construction to a SMAW one with an important addition of a source of shielding gas necessary for protecting the welding spot.
The content of the article is very important because food waste is one of the major components of landfills in the United States.
The chosen article is interesting and informative for different readers due to the possibility to combine past and present studies, use the state of matter laws, and check the interaction of molecules of several gases.
A famous ancient painting of the machine that was attributed to Hero of Alexandria as the inventor in the first century points to the beginning of thermodynamics.
Why do you think during the reaction some intermediate colors are seen? Present the evidences that help you identify the AuNP solution.
Please explain in detail You are provided with three colourless samples containing: casein, sugar, and salt. Present the evidences that help you identify the samples A, B, and C.
The result of this annihilation is the creation of two photons that have the same energy and move in the opposite directions.
During industrial processes like the dehydration of crude oil, the dissociation of the water molecules from the water-oil mixture is an essential requirement of a coalescer.
Savage notes that the design of optical fibre-coupled collectors to harness the sunlight energy creates a modular mechanical and electronic system that consists of optical fibres and solar collectors for sun tracking.
Discoveries linking electromagnetism with electricity led to the phenomenal changes that were witnessed in the field of physics and electrical engineering. Electromagnetism is the study of the forces between electric charges and magnetic fields.
The color of a material object, surface, or substance is a particular wavelength of the visible light reflected from it. The reason is that light can be scattered differently depending on the direction, angle, cloudiness, [...]
The camera is often not in harmony with the perception of the depth of a human vision. The level of such an acoustic signal distortion within a tissue is dependent on the emitted pulse's amplitude [...]
From the above reflection, it is in order to state that longer exposure to UV light is dangerous to the skin and the cones of a victim.
The amplitude and the frequency were of the wave were changed to observe what effects they have on the Fourier transform together with the amplitude histogram.
However, it is easier in uplifting a load with a single fixed pulley because the pulley enables one to pull the load towards the gravitational acceleration, rather than against it like in the case when [...]
Simple harmonic motion is a common type of force in the modern world of physics, which is defined by a periodic motion whereby the restoring force is observed to be proportionally aligned to the displacement.
The photons are characterized by a lack of charge, and they move in a straight line. The rate of production and the energy of gamma rays depend on the radioactive process.
Intrinsic defect is a property that determines the conductivity of electrons in a given structure. The subjection leads to intrinsic defects, a phenomenon that affects the mechanical properties of materials in structures.
2 A required sample is identified by scanning a nanoscopic to mark scales on the surface. The two are: Here, a pattern is formed by moving chemicals on a given surface.
1 SK is one of the 3 processes involved in the formation of thin films. Most of the nucleation process is physical, but few areas are chemical.
The end result of the process is the formation of complete layers with smooth surfaces. Frank-van der merwe process is realised in the formation of two-dimensional processes.
However, in a DOS system, the process is continuous. It is at this point that a system referred to as Van Hove singularity is realised.
An oscillation is what leads to plasmon, which entails the unstable state of the dielectric function of any gas that is in motion.
Thus, the literature review forms the basis of improving the use and efficiency of fibrous filters in air cleaning. The second objective is to investigate the effects of solid contaminants on the efficiency of fibrous [...]
This paper discusses Alfred Nobel's work with explosives for military and industrial use leading to his contribution to the world of the Nobel Peace Prize. As such, Nobel had to come up with a way [...]
To be more precise, an increased focus is put on the growth of technology that is quite rapid in the modern world and the certain impact that it has on the relationship between time and [...]
The objective of the experiment is to demonstrate Newton's second law of motion that the acceleration of an object with fixed mass is directly proportional to the net force applied to it.
The philosopher finds that atoms, while not directly visible, can become the foundation of physical properties of objects, and can be employed to unite chemistry and physics.
The design of a solar-powered water cooler is based on the normal components and operations of cooling systems. The design of a solar-powered water cooler will help in providing water-cooling services to the people in [...]
The nature of the blue sky is a result of two things; the nature of light and the chemical composition of the atmosphere.
Since its discovery in the early twentieth century, the photon has contributed greatly to the understanding of the fundamental physics, was used in the multitude of experiments to prove the dualistic nature of light, served [...]
Fusion is the process of combining deuterium and tritium to create helium-4. Tritium production is an even more complex process and requires the use of a nuclear reactor to produce tritium beforehand.
The rainbow effect was only visible with the sun behind me, and the color at the top of the phenomenon was red.
The angles of the sunlight due to the position of the sun at sunset cause changes in the color of clouds during this period.
When the subject of a discussion is subatomic particles, the use of the word "discovery" may be somewhat misleading to someone who is not familiar with the basic concepts of microphysics.
Quantum physics, on the other hand, explains the autonomy of the electromagnetic field with the help of the photon concept. The common trait in the development of an understanding of photon is a lack of [...]
The discovery of interference colors is closely associated with studies of the phenomena of birefringence and differences in indices of refraction.
The interference colors are often presented with the help of the Michel-Levy chromatic scale that allows the most efficient interpretation of color groups.
Some people believe it is the reflection of the oceans' color while others believe it is the reflection of the blue portion of the light from the sun that is reflected on the surface of [...]
The year 1829 marks the time when Gaspard Coriolis came up with the definition of 'kinetic energy' the development that was followed by the introduction of the term 'potential energy' by William Rankine in 1835. [...]
Therefore, the optical properties of the lens do not depend on most of the material that lies between the refracting surfaces.
Laboratory #475: using the hand-held Sodium Iodide radiation detector, a search was performed, and the first radiation source was found in the first drawer of the cabinet, next to bio-hood by the right side of [...]
The initiation of atmospheric examination of nuclear weapons in the mid-twentieth century led to the emission of significant amounts of Sr to the environment.
The process of filtration is complicated, and it is necessary to pay attention to each step and the goal that has to be achieved.
That is water used to generate energy and energy used to provide water. Compromises exist between water and energy that are necessary to ensure adequate supply and security of these resources.
The first part of the article presents the introductory statements and the general discussion of the purpose of the research and the purpose of the article that is to demonstrate the results of the conducted [...]
In certain situations, the accuracy of making direct measurements depends on the tools as well as the reliability of the observer.
As one of the great scientists of the 17th century, Newton published his scientific theories and findings in the Principia, his masterpiece in the realm of science.
A light-emitting diode refers to a light source that is capable of transforming electrical power into visible light. LEDs have been applied as sources of light in visible light communication.
However, the wavelength of the visible form of light is between 0. The UV light has a shorter wavelength than that of the visible light.
Therefore to describe speed it becomes necessary to factor in the amount of time the moving object takes to travel from one place to another as well as the actual distance between the two places.
From the preceding, it is vital to conserve both forms of energy to ensure environmental sustainability because the misuse of energy is the chief cause of pollution.
Contrary to the popular assumption that it is a point if the string theory is true, then it means that it is a point.
Bohr's Theory Although the aforementioned atomic theory by Rutherford was accurate in that it predicted the existence of a dense nucleus in the core of an atom, it still had a few shortcomings.
According to Jain and Lee, debonding of carbon fiber reinforced polymer should be avoided as much as possible if the strength of the structure is to be assured.
In the thickness-shear mode of vibration, the overall frequency of oscillation of AT-cut quartz crystal is described by the equation: F defines the crystal frequency, N is a constant of the material used to make [...]
Research Aim: To identify the factors which are responsible for the threats of dependency on conventional energy sources Research Objective: To demonstrate how the development of alternative energy sources could overcome the rising cost of [...]
One of the most critical questions that majorities ask and the main hurdle to renewable energy is whether renewable energy can ever efficiently become a viable energy option relative to the traditional, ready available sources [...]
Overview Flywheel technology is able to store "energy by accelerating the rotor/flywheel to a very high speed and maintaining the energy in the system as kinetic energy".
The underlying principle adopted in this technique is that a superior electromagnetic field emanating from a surface plasmon is used in the excitation of surface-bound fluorophores.
Bonded wire strain gauge consists of a bendable features and a strain gauge that joins the bendable parts. Bonded wire strain gauge cannot be "detached and used again because of the bond".
In order to ensure that these batteries are effective in improving the performance of the mobile devices, the circuit designs in these batteries are being designed to ensure that they supply more power to the [...]
In the technical field of magnetic resonance imaging, Tesla is the measurement unit of computing the power of a magnetic field.
In addition, this energy must be equal in magnitude to that leaving the earth's atmosphere since the earth is an open system. Therefore, the overall energy in the universe must be equal to the energy [...]
Hydrogen fuel can be used to propel vehicles; this is possible through hydrogen fuel cells, which are capable of powering electric motors that in turn propel the vehicles.
The developmental milestone of the discovery of nuclear fission in the early 30's paved way to the advent of nuclear power as a source of energy.
Physicists use the equation E=MC2 to calculate the amount of energy that is generated as a result of the fusion of nucleus.
In simple terms, stress is the ratio of the elongation force to that of the cross sectional area whiles the stress is the ration of extension to that of the original length.
To make the best choice, therefore, a careful examination of the necessary requirements, and not only of the advantages and disadvantages of each type of system and its suitability for the particular environment, is critical.
The history of radio waves as medium for transmitting information started way back in the 1860s when James Clerk Maxwell, a physicist from Scotland, envisaged the existence of the waves.
Project Goals To analyzed the mechanisms fronted in the quest to finding the cause of Mpemba effect. A data on the actual lose in volume of water need to be tabulated for analysis.
The article is presented in the The main idea of the article is to conduct a simulation of the situations when the Window Air-Conditioners reject condenser heat by means of the Computational Fluid Dynamics.
Due to the costly nature of LED light bulbs and other items, the number of shipped LED items is less compared to that of fluorescent lights.
In order for one to see the hologram, it is necessary to shine light that is a replica of the reference beam. In other words, it will not be possible to view an image of [...]
In this case, light is always scattered as time goes by because of the ocean. This is because light moves slowly in dense air that is always the characteristic of the ocean.
This type of reflection is one of the major causes of red-eye in flash pictures. The very light is reflected in the retina to enable night vision.
In the world, there exist different forms of energy that are categorized into two groups that include the fossil fuels and non-fossil fuels.
They had a hypothesis, given their argument, that the heavier the object, the faster it would move towards the center of the universe. That is, there was a degree of regularity given a similarity in [...]
A sketch of the desalination process using a fuel cell is shown below: Fuel cells convert Hydrogen to electricity and this powers the system.
The standard model of studying particle physics is surrounded with several issues in the wake of the anticipated entry of the Large Hadron Collider.
One of the major contributions of the article is a discussion on the various contradictions that the law of conservation of energy has.
On the reaching the atmosphere water molecules bond together again and come back to the earth surface through the process of precipitation.
From Aristotle's perspective, to know the purpose of nature is the most essential task of a philosopher and his strategies should be subjected to this task.
One of the major effects of the electromagnetic fields from the mobile phones in human health is tissue heating. When an individual is using a mobile phone, the skin and other tissues absorbs the heat [...]
The main source of power in the world is the Sun. The Sun is the sole source of energy that plants use in the process of photosynthesis in order to manufacture their food.
The Experiment was going to be carried out in the following manner: Checking the equipment; Charging the hydraulic bench with water; Placing the plastic caps at the end of the shaft; Increasing/decreasing pressure; Observing the [...]
The specifics of the experimentation will be dependent on the area or dimension of the sheet of carbon fibre, the rate at which it will be applied to the bonding surface and also, the different [...]
The common sense scientists define their profession as one that has the ordinary, nonspecialized knowledge of judgment and that it has the ability to judge the work of scientists.
Voltage drop across a resistor in a simple series circuit is usually equal to the voltage supplied into the circuit from the source.
Thus, should possession of nuclear weapons be based on the desired end as to justify the means? It is acceptable to purport that nuclear power may be used if such is meant to promote peace [...]
The effort to understand the seemingly dimensionless nature of fundamental particles and the four dimensional nature of matter and space in one theory has led to development of string theory. The string theory is the [...]
When observed from the side of the container holding the water, it is possible to observe the beam of white light by the blue light, which is scattered.
Fthenakis, Mason and Zweibel also examined the economical, geographical and technical viability of solar power to supplement the energy requirements of the U.S.and concluded that it was possible to substitute the current fossil fuel energy [...]
In this diagram, the electron life cycle shows that when an electron loses energy at point 'a', it leads to the creation of the photon.
The perception of color depends on the sensitivity of its wavelength to the relevant parts of the eye. In spite of the fact that there are varieties of eyes in the animal kingdom, it is [...]
This occurrence is in contrast to destructive interference whereby the amplitude of the resultant wave is lesser than that of the original.
One of the tools used in the separation of lights is the spectrometer and it separates the natural light into the diverse wavelength contained therein.
However, the size of the observable universe is not given in terms of the size of the radius of the observable radius.
However, the processing method is very expensive, and the radiation dose is very high compared to standard processing methods. To add to this, quality of the film produced under the daylight processing is high.
The first pro of nuclear energy is that it emits little pollution to the environment. The next con of nuclear energy is the occurrence of a meltdown.
The external supply of power to the nuclear plant was disrupted by the earthquake. In addition, organization of the nuclear plant was responsible for some problems that were experienced.
It is the force that is created to achieve both goals, to propel the car and levite it vertically at the same time. According to the author, the train is propelled forward after it is [...]
However, while the wind and hydropower are renewable sources of energy, fossil fuels are not renewable. Wind energy and hydropower are some of the alternative sources of energy that have been explored.
Finally the expandable bullets are the type of bullets which upon hitting the target they expand since they are fired under high velocity.
Indisputably, psychologists assert that it is impossible to study phenomena that are related to paranormals. Additionally, it is evident that paranormal phenomena are not constant and they vary in degrees from one individual to another.
The fundamental difference between light waves and other types of waves is in the ability of light waves to travel in a vacuum.
When the rays of sun land on the surface of the earth, they cause the temperatures of the earth to increase, leading to evaporation of water in the water bodies such as rivers and lakes.
Harris proposes that the focal length relates to the concave and convex lenses because it is part of that system, when it is looked at in relation to the focal point, thus defined as the [...]
This webinar was organized for the needs of school administrators who have to reduce the expenses on the consumption of energy.
History in the physics lesson indicates that Isaac Newton was the inventor of light since 1672; he applied the logic of a prism to discover that the prism could split the sunlight to various colours [...]