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Physics Essay Examples and Topics

Critical Analysis of Photovoltaic Breakthrough Case

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 [...]
  • Pages: 12
  • Words: 3236

Physicist Ralph A. Alpher and His Big Bang Theory

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 [...]
  • Pages: 1
  • Words: 467

Fiber Optics: Definition, Types, Benefits

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 [...]
  • Pages: 2
  • Words: 548

Steel and Young’s Modulus Experiment

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.
  • Pages: 2
  • Words: 656

Richard Feynman: Life and Work

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.
  • Pages: 2
  • Words: 558

Light in Modern Physics Studies

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.
  • Pages: 5
  • Words: 1398

Light: Optic Laboratory Experiments

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 [...]
  • Pages: 3
  • Words: 855

The Concept of Rotational Speed

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 [...]
  • Pages: 1
  • Words: 286

Osmotic Pressure

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.
  • Pages: 4
  • Words: 1114

State of the Matter

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.
  • Pages: 4
  • Words: 1124

Physics for Future Leaders

The result of this annihilation is the creation of two photons that have the same energy and move in the opposite directions.
  • Pages: 4
  • Words: 1145

Electromagnetic Induction

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.
  • Pages: 2
  • Words: 544

The Color of the Sky

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, [...]
  • Pages: 2
  • Words: 284

Ultrasound Physics and Instrumentation

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 [...]
  • Pages: 6
  • Words: 2002

Ultraviolet Light Effects

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.
  • Pages: 2
  • Words: 561

Single and Combined Pulley Mechanisms

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 [...]
  • Pages: 2
  • Words: 535

Industrial Hygiene

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.
  • Pages: 3
  • Words: 860

Intrinsic Defects Definition

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.
  • Pages: 1
  • Words: 157

Scanning Probe Lithography

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.
  • Pages: 1
  • Words: 173

Frank-van der merwe Process and Phases

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.
  • Pages: 1
  • Words: 156

Van Hove Singularity

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.
  • Pages: 1
  • Words: 177

Volume Plasmon Understanding

An oscillation is what leads to plasmon, which entails the unstable state of the dielectric function of any gas that is in motion.
  • Pages: 2
  • Words: 170

Filtration Mechanism of Particulate Matter in Air

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 [...]
  • Pages: 7
  • Words: 2006

Alfred Nobel as an Explosives Inventor

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 [...]
  • Pages: 9
  • Words: 2481

Time-Space Convergence Consequences

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 [...]
  • Pages: 2
  • Words: 570

Newton’s Second Law

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.
  • Pages: 3
  • Words: 904

Solar-Powered Water Cooler System

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 [...]
  • Pages: 10
  • Words: 2505

Life Cycle of Photon: the Impact of Its Discovery

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 [...]
  • Pages: 5
  • Words: 1442

Nuclear Reactions and Their Physical Properties

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.
  • Pages: 3
  • Words: 828

Photon Lifecycle in Technological Applications

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.
  • Pages: 5
  • Words: 1372

Photon Lifecycle and Electromagnetic Quantum Field

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 [...]
  • Pages: 5
  • Words: 1370

Energy in Physics and Natural Sciences

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. [...]
  • Pages: 5
  • Words: 1409

Radiation, Its Types and Detection Equipment

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 [...]
  • Pages: 7
  • Words: 1449

Water-Energy Nexus

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.
  • Pages: 5
  • Words: 1430

Science Reports in Media vs. Scholarly Articles

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 [...]
  • Pages: 5
  • Words: 1387

Isaac Newton and His Three Laws of Motion

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.
  • Pages: 11
  • Words: 3108

Ultraviolet Light – Physics

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.
  • Pages: 2
  • Words: 258

Concept of Speed in Physics

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.
  • Pages: 2
  • Words: 567

Energy Resource Plan – Physics

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.
  • Pages: 2
  • Words: 579

Physics: Big Bang Theory

Contrary to the popular assumption that it is a point if the string theory is true, then it means that it is a point.
  • Pages: 2
  • Words: 553

Scientific Theories of Atoms and Their Structure

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.
  • Pages: 6
  • Words: 1677

Piezoelectric Nano-biosensor Importance

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 [...]
  • Pages: 9
  • Words: 2506

Possible Use of Alternative Energy Sources

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 [...]
  • Pages: 12
  • Words: 3405

Is Renewable Energy a Viable Option?

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 [...]
  • Pages: 7
  • Words: 1213

Energy Storage Technologies

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".
  • Pages: 2
  • Words: 667

Bonded Wire Strain Gauges

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".
  • Pages: 2
  • Words: 565

Low Voltage Digital Design

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 [...]
  • Pages: 2
  • Words: 600

Nuclear Power — Mega trend

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.
  • Pages: 8
  • Words: 2355

Nuclear fusion

Physicists use the equation E=MC2 to calculate the amount of energy that is generated as a result of the fusion of nucleus.
  • Pages: 3
  • Words: 891

Tensile testing of metallic materials

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.
  • Pages: 7
  • Words: 1912

Air-conditioning and Heating Systems

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.
  • Pages: 6
  • Words: 1628

Power Generation from Radio Wave Technology

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.
  • Pages: 4
  • Words: 1125

Can Hot Water Freeze Faster Than Cold Water?

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.
  • Pages: 5
  • Words: 1365

Blue Sky and White Clouds

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.
  • Pages: 2
  • Words: 542

Red Eye Effect and Animal Eyes

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.
  • Pages: 2
  • Words: 572

Non-Conventional Energy Resources

In the world, there exist different forms of energy that are categorized into two groups that include the fossil fuels and non-fossil fuels.
  • Pages: 3
  • Words: 965

Cannon vs Aristotle

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 [...]
  • Pages: 4
  • Words: 1134

Large Hadron Collider

The standard model of studying particle physics is surrounded with several issues in the wake of the anticipated entry of the Large Hadron Collider.
  • Pages: 2
  • Words: 603

Water Cycle Process

On the reaching the atmosphere water molecules bond together again and come back to the earth surface through the process of precipitation.
  • Pages: 2
  • Words: 538

Experiment of the Fluid Mechanics

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 [...]
  • Pages: 3
  • Words: 756

Carbon Fibre Composites

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 [...]
  • Pages: 5
  • Words: 1312

The Common Sense Science

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.
  • Pages: 2
  • Words: 551

OHM’s Law and Circuits

Voltage drop across a resistor in a simple series circuit is usually equal to the voltage supplied into the circuit from the source.
  • Pages: 2
  • Words: 585

Nuclear Power’ Two Opposing Sides

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 [...]
  • Pages: 2
  • Words: 552

The Concept of String Theory

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 [...]
  • Pages: 3
  • Words: 848

Rainbows and Blue Skies

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.
  • Pages: 5
  • Words: 1402

Wind and Solar Energy

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 [...]
  • Pages: 3
  • Words: 806

The Photon Definition and Effects

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.
  • Pages: 5
  • Words: 1387

Color and polarized light

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 [...]
  • Pages: 5
  • Words: 1365

The Interference of Colors

This occurrence is in contrast to destructive interference whereby the amplitude of the resultant wave is lesser than that of the original.
  • Pages: 5
  • Words: 1364

The Electromagnetic Spectrum

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.
  • Pages: 5
  • Words: 1352

Alternate processing methods for xrays(radiography)

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.
  • Pages: 2
  • Words: 608

Pros and cons of nuclear power

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.
  • Pages: 3
  • Words: 863

Dangers of Nuclear Power

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.
  • Pages: 2
  • Words: 782

How maglev trains work

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 [...]
  • Pages: 3
  • Words: 798

Different Sources of Energy

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.
  • Pages: 3
  • Words: 858

Ballistics Science

Finally the expandable bullets are the type of bullets which upon hitting the target they expand since they are fired under high velocity.
  • Pages: 4
  • Words: 1100

Can you study paranormal scientifically?

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.
  • Pages: 2
  • Words: 559

The Path of Light

The fundamental difference between light waves and other types of waves is in the ability of light waves to travel in a vacuum.
  • Pages: 5
  • Words: 1322

The Formation of Rainbows

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.
  • Pages: 5
  • Words: 1580

The Role of Lenses in Optics

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 [...]
  • Pages: 5
  • Words: 1528

Color and Light

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 [...]
  • Pages: 5
  • Words: 1387
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