Physics Essay Examples and Topics. Page 3

322 samples

The Design and Implementation of DC-DC Boost Converter

The project begins with a research into solar energy particularly the photovoltaic cell, its historical development, and the behavior and modular design and construction of the PV cell.it goes further to detail on alternative devices [...]
  • Pages: 28
  • Words: 7637

Fire Development, Growth, and Spreads

The amount of air entrapped is determined by the location of the fuel package in respect to the compartment walls as a result affecting the magnitude of cooling that occurs.
  • Pages: 10
  • Words: 2657

Non-Inertial Reference Frame and Its Implication

As explained by the Einstein relativity concept, this form of motion does not fundamentally obey the provided laws of physics, instead, a fictitious force should be introduced in order for the motion to be determined [...]
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  • Words: 931

Quantum Mechanics: Determinants

After discovering that matter is made of small particles, scientists got the interest to study the characteristics of these small particles relative to the huge bodies that they constitute. The measure of energy in particles [...]
  • Pages: 4
  • Words: 1216

Biologic Effects of Ultrasound in Healthcare Setting

The instrument performing the emission of the sound waves and the recording of their bouncing back is referred to as the transducer and the medical practitioner generally gently presses the transducer against the skin of [...]
  • Pages: 13
  • Words: 3504

Physics: Superstring Theory

Superstring theory is one of the theories that offered or opened the door to clear many of the misgivings the scientists have regarding the universe.
  • Pages: 13
  • Words: 3635

The Sky Coloration Phenomenon in Different Colors

The uniqueness of the compositional structure of the planet Earth is determined by the sufficient distance from the system-forming star, the Sun, which determines the possibility of the existence of the atmospheric layer.
  • Pages: 6
  • Words: 1771

Renewable Energy Technologies

As for the construction decision and the way of harnessing the wave power, a variety of solutions has been proposed. Cheap and reliable desalinization technology such as one described in the Economist article could be [...]
  • Pages: 2
  • Words: 596

Time Travel to the Past and Related Theories

To make time travel to the past happen, it is necessary to have access to a wormhole one end of which has to be pulled at the speed of light and then to be returned [...]
  • Pages: 3
  • Words: 899

Risk and Safety Management: Nuclear Life Cycle

The loops in the containment of a PWR normally transmit water at high temperatures and pressures; this justifies the constant monitoring and maintenance of these components done to minimize the degree of potential risks that [...]
  • Pages: 11
  • Words: 3225

Radiation Protection Principles

According to the book by Pringle, radioactive substances are not only emitted by the power plants but also by the fossils in the process of decaying as well as during the process of combustion.
  • Pages: 11
  • Words: 3164

Contributions of Albert Einstein to Mankind

Photomultipliers are used in analyzing the disturbances in the emission of light, used in combination with scintillators for experiments, and used in medical instruments to determine the blood component levels.
  • Pages: 7
  • Words: 1948

Electrostatic Discharge: Term Definition

An ESD can be caused by either the direct contact of an electrostatic field or is induced by it. Due to this positive and negative charges become excess and when a conductive path comes in [...]
  • Pages: 2
  • Words: 562

Isaac Newton and His Life

The process of science is very successful in all areas of Endeavour of human being because it is open and ideas are exchanged freely with a lot of knowledge that is available to everyone.
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  • Words: 568

Physics: The Term Terminal Velocity

In physics, the term terminal velocity is that kind of velocity in which the force of drag of an object which is falling is equal to the weight of that object less the acting force [...]
  • Pages: 3
  • Words: 819

Special Report: The Future of Physics

The author is excited about the experiment and provides a thorough understanding of the subject without the use of equations that makes the understanding of the activities easier for the general population.
  • Pages: 2
  • Words: 545

Absolute and Relational Theories of Space and Motion

The absolute theories are theories that space-time could exist even if there were no physical objects and events in the universe, but relational theories imply that space-time is nothing but objects, their events, and the [...]
  • Pages: 7
  • Words: 1790

Benefits of Ionizing Radiation

Finally, ionizing radiation is used in PET where radioactive material is injected into the patient to track the metabolism activity and circulation of the brain.
  • Pages: 4
  • Words: 1073

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

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

Osmotic Pressure Possible Applications

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

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

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 [...]
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  • Pages: 2
  • Words: 535

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 Process

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

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

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 [...]
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  • 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

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

Piezoelectric Nano Biosensors

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

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

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

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

Carbon Fibre Composites: Preparation and Bonding

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

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

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

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

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 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

The Concept of Photons

Photons have a wide range of characteristics and the following are just some of them according to the photon theory of light.
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  • Pages: 5
  • Words: 1318

Concept and History of the Lasers Usage

This is the case due to the fact that, these properties are the primary determinant of the ability of a laser light to interfere with itself in order to give out the desired interference patterns.
  • Pages: 5
  • Words: 1463