Physics Essay Examples and Topics. Page 2

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.

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.

Hooke's law of physics defines a linear relationship between the strain of a solid and the stress applied to it, and as one increases, the other also increases.

The key focus of the mathematical essay is to determine the minimum number of balloons that can lift the building into the air and consider the associated features of this event.

It is known that a body moving a long inclined plane, experiences acceleration due to the force of gravity, which is further affected by the mass of the body and the angle of inclination of [...]

To explore the dangers associated with electric circuits, it is necessary that one understands the basics of electric circuit. However, it should be noted that electric shock occurs when there is potential difference created in [...]

Specific heat capacity is the measure of the heat energy In physics, energy is a scalar physical quantity that describes the amount of Work_ that can be performed by a force. The study of the [...]

The invention of the microwave oven - is the invention of completely new method of food preparation. It must provide the possibility of survey and to exclude the output of the microwaves to the outside.

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 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 [...]

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 [...]

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 [...]

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 [...]

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.

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 [...]

Following the experiment for the simple pendulum, one can see that the pendulum's period of motion changes due to the different lengths of the string but not the weight of the washer.

From this data, the dependence of the wavelength on the root of the tension is plotted to determine the slope factor; this factor can be used to calculate the frequency of the wave indirectly.

In this laboratory work, the dynamics of linear motion of a cart on a horizontal plane were studied to determine the relationship between the position of the cart and time, which is then used to [...]

The conical pendulum moves at a constant spend in a circular horizontal plane and when the bob is attached to a string, it forms a cone and so it is used to illustrate uniform circular [...]

The rise in body temperature, the warming of food, the melting of ice, and the weather are all literally everyday manifestations of temperature fluctuations.

The viscosity of a fluid is associated with a quantitative indicator of a fluid's tendency to resist flowing. The temperature may significantly impact the value of both the viscosity of a liquid.

The central part of the disk is known as the bulge. Both the bulge and the disk of the Milky Way are known as the halo.

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 [...]

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 [...]

The magnetic field inside the material is the sum of the applied magnetic field and the magnetic field due to magnetization.

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.

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.

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.

In his book Hawking while reviewing the writings of the Newton as well as Einstein, he discusses the role of God in the creation of the universe.

When the blue, green, and red cellophane sheets were lifted, the white sheet of paper underneath appeared blue, green, and red, respectively. The materials used in this experiment were three colored cellophane sheets, white paper, [...]

The aim of the laboratory work is to study the dependence of the final speed of the cart on the momentum: the findings show that this dependence is a linear upward trend.

According to Feng et al, torque is proportional to the product of the applied force's magnitude and its perpendicular Distance from the axis of rotation, which in turn is determined by the direction of the [...]

In fact, the mass of the weight affects the force of gravity experienced by the objects and affects the spring: the stronger this mass is, the more extension of the spring should be expected.

The centripetal force formula determines, Fc = /R, that the value of this force is inversely proportional to the radius of the circle: that is, the further the object is from the center of the [...]

Two 100 pound tanks of oxygen Five gallons of water Stellar map Solar-powered FM transmitter/receiver Food concentrate First-aid kit with hypodermic syringes Fifty feet of nylon rope Parachute silk Signal flares

According to the beam type, different equations were used to determine the stress and strain values using the resistance readings from the strain gauges. The strain equation uses the resistance values to compute the strain [...]

Obviously, for normal functionality of such a device, it is necessary to ensure that a stable voltage is supplied to the sensor, which means that the circuit must be able to transform the AC voltage [...]

However, there is an essential difference between the terms, as magnetism refers to a movement that does not require electricity, while EMFs always consists of both electric and magnetic components.

The pulley system is a set of wheels and a rope, one end of which is attached to fixed object, while the other one is fixed on an object that has to be lifted.

Assuming no heat gain or loss to the surrounding, the sum of heat lost by the boiling water and the calorimeter is equivalent to heat gained by the solid or metal, illustrated in equation.

Within this area, the influence of the initial conditions of the projectile on the average speed of free flight before the first fall is checked, all other things being equal: body mass, initial velocity, and [...]

It is also important to exalt or minimize their presence in the acquired images using knowledge of the type and extent of their susceptibility.

Cyclists would use at least 250 kWh per hour of energy walking, which is about 70% more efficient than the energy required for a car.

This process is called energy conversion, and it is one of the most important concepts in understanding energy. An example of energy conversion in daily activities is the shift from electric energy to heat in [...]

The purpose of this paper is to outline the expected effects of heat on concrete, discuss the essence of hot weather concreting, and then list and explain special techniques for creating the mix design to [...]

This paper considers the model of an ideal gas and its implementation on the example of an experiment on changing the volume of a gas cylinder and the corresponding dynamics of temperature and pressure.

The purpose of this work is to study the relationship between the velocity of a falling object and the time during which it falls.

Due to the complexity of the mathematics and theoretical work involved in nuclear engineering, it is a somewhat challenging field to master.

The ultimate goal of the laboratory work is to determine the relationship between the kinetic energy of motion and the force.

The main goal of this lab investigation was to use practical logic circuits to validate DeMorgan's law and the Distributive Law and learn about CMOS devices' characteristics.

The theoretical basis of this investigation was evaluating the sum of the voltage drops throughout various closed connections, which is equal to zero.

Thus, only two of the three diagrams were closed, as shown in the figure below. In the case where the coordinate pairs of the resulting force were not equal to zero, there was no true [...]

Finally, electrical energy is similar to thermal energy, but in this case, there is the movement of electric charges, which cause perturbation of the electromagnetic field.

In the series connection of capacitors, the total capacitance becomes lesser than the capacitance of individual capacitors. On the other hand, the parallel arrangement of capacitors results in the total capacitance becoming the total sum [...]

In accordance with Boyle's Law, with the increase of the volume comes the decrease in the pressure; therefore, with the increase of the intrapleural volume comes the decrease in the intrapleural pressure.

As a result, when a fracture proliferates through the substance, the healing agent is released from its storage compartment and into the fracture plane, where it hardens and fixes the substance. Form-memory polymers are a [...]

This is one of the sides of the problem, which was also voiced in the podcast, "The nuclear parts of the bomb have to be in the possession of the civilians".

Thermal expansion is a concept in physics that refers to a matter's tendency to change its density, volume, or shape in response to the change in the surrounding temperatures, not including the passe transitions.

The study by Steven Brunton and others at the University of Washington demonstrates the use of Sparse Identification of Nonlinear Dynamics.

Thus, it is seen as a set of tools for studying the motion of objects in space in simple words. However, not only such a system is of practical value for studying the dynamics of [...]

According to Pratidhina et al, the displacement of such a system undergoing simple harmonic motion can be expressed as a function of time, as given by the following equation.

1076 g of dry potassium nitrate, dissolved in 30 mL of distilled water and quantitatively transferred into a 50 mL flask bringing the solution to the mark.potassium ferricyanide, 6.

In developing the equation for wave propagation through a stratified medium, it is important to consider the nature of that stratification. In a planar wave's plane of incidence for a TE wave, the curl equation [...]

If the nozzle of the inflated balloon is released, it will become deflated and move in the opposite direction of the nozzle.

In its turn, this postulate presupposes the following: The observable size of an object that moves through the universe with the speed comparable to the speed of light, relates to the speed's subtleties in a [...]

Although there are several approaches to achieving the design frameworks, actually, Newtonian laws of motion of space and time are the basis of structural designs.

The main points of the various events I attended are the following: Due to the possibly dangerous nature of some experiments appropriate peer review is an absolute necessity in terms of other people within the [...]

This paper explores the possible options of electric-power production sources and attempts to gain insight into the benefits of the application of the most recent scientific developments, such as nanotechnology, for enhancing and expanding the [...]

The reason is due to an increase in the power density of the reactors. The volume of the nanoparticles suspended in the base fluid is around 50% of the total concentration.

Contemporary systems meant to heat water/air explore both the heat pumps and the solar plates that are combined to form a unit with the aim of optimizing on the energy efficiency as well as solar [...]

In conclusion, virtualization and emulation are two different processes that are defined by their usage of the system's resources, cost-efficiency, their role in testing environments, and the general purpose.

The periodic time T of the motion is expressed by the below Galileo's equation: Where g is the acceleration of gravity and l - the pendulum string length.

The beneath data table shows the time taken for the mass of 100g to complete ten oscillations for the various amplitudes measured in degrees.

In this laboratory work, we compared the rate of dissolution of crystalline sugar in equal amounts of water at room temperature, depending on the degree of crushing of the cube.

The operational tasks of the customs services, requiring the use of technical means of customs control, are fundamental for understanding the role and place of the operational activities in the customs services.

The use of the variable-geometry wing technology on the wings of supersonic rockets has the capability of spreading and sweeping sharply in the backward direction to maximize the speed.

Thus, it can be deduced that the alloys produced until today cannot be viewed as a random dataset due to the limitation of the elements used in their production.

Angle proportion is the essential component while deciding the lift and drag proportion of a wing. The perseverance of a high perspective proportion will be higher than a lower angle proportion.

265 kWh/kL water supply The actual daily consumption in a period of 8 days of the above-mentioned utilities are calculated and recorded in the following table 2.

The graph of Power against specific fuel consumption in figure 3 shows that increased power occurs when the specific fuel consumption is low.

Electroluminescence is the brainchild of Round, a British experimenter, who first employed the use of a "crystal silicon carbide and a cat's-whisker detector to produce light in the year 1907".

The objective of this experiment was to determine the nature and the phase differences between voltage and current for reactive components in a series LRC resonant circuit.

The objective of this experiment was partly to investigate the current-voltage behaviors of a resistor and a bulb and, to investigate the effect of length on the resistance of a wire.

The resistance of the light bulb was measured using DMM and the corresponding values of current read for the following voltages: 0.

In the first setup the aim was to create dipoles and, consequently trace equipotential lines vital in predicting of the electric field patterns between the two point charges.

The objective of this experiment was to investigate the relationship between the electric potential and the electric field and hence, determine the electric field pattern and strength E between a pair of parallel conductors.

The calculated value was used to obtain the quality of the wave. With regards to the sin fits of the motion, the 'eyeball' gave =0.

Through considering the measurements of the bodies with regular shapes, it was easy to locate the C.O. As a result, the body cannot balance if the pivot is not put at the center of gravity.

The history of liquid mirror telescope can be traced to Ernesto Capocci of the Naples Observatory in 1850, who described the concept of a parabolic mirror formed by rotating a vessel of liquid mercury.

To clarify some of these issues, this paper explains the hypothesis underlying the conception of de Broglie waves, investigates the nature of de Broglie waves, and highlights the principles surrounding the generation of the waves.

This is an added advantage as it minimizes the overall cost of operation which would otherwise have been used to extract the oil from the reservoirs.

In fact, the application of the quantum effect in daily life events has made various people develop an interest in the study of physics.

According to Can et al, the deposition of the film depends on the substrate temperature, the pressure applied, the duration of deposition, and the sputtering power applied.

In this report, though, we employ these devices to determine volumetric flow rates as well as the coefficient of discharge of both the venturi tube and the orifice.

It is admirable how the work defines heat conduction using a very simple approach; I like the fact that the definition of conduction in the discussion is concise.

To analyze the frequency response of R-L and R-C circuit networks. To observe the current and voltage waveforms and analyze the effect of L and C on such waveforms.

Measurement of mechanical properties of the strain to fracture, the tensile strength, the yield stress, and the elasticity provided information on their plasticity and fracture.

When Peter Durand invented the canning technology in the year 1810, many viewed this as a major milestone in the science of food preservation (Warner 67). Very few people would reckon the difficulties presented by the same when trying to access the contents that were inside the can. To this end, it took the efforts […]

Introduction The outdoor playing environment forms a very fascinating experience for physicists since it presents a first-hand understanding of the basic principles behind physics. One such playing activity of interest is playing on a trapeze. Akin to a playing ground swing, the trapeze operates under the principles of driving a simple pendulum. A trapeze and […]

Initially, the classification of radioactive wastes in the US was based on attributes such as rate of exposure, the possibilities of spreading, and the mode of production of the waste.

Both wings fixed on Formula One cars have abilities to generate almost 70 percent of the total down force needed. This role makes the wings necessary parts of Formula One cars.

The injection section has a hopper where a material is fed, and an injection ram that drives a molten material to the clamp thanks to heaters.

The focus of the study is on the effects of the hall effect on topological insulators at room temeperature. One of the examples of QHE is the room-quantum hall effect in graphene that occurs at [...]

The product of electrolysis is obtained in a different physical state than that of the electrolyte used in the electrolytic cell.

The similarities with the models are that the tension in the belt, the angles of movement of the accessories, the friction between the serpentine belt and the pulley wheels can be modified depending on the [...]

The second application of the relationship between electricity and magnetism is in the movement of electric trains. The latter is then adjoined to the wheels of the train.

Electricity is one the most important sources of energy in the world. The current is induced in the coils with the help of magnetism.

4 Gigawatts is used in this process and this creates a need to improve the productivity of the cell. In the process of developing this investigation, one of the main agendas is to determine the [...]

The fact is that a nuclear reactor is not designed in the same way as an atomic bomb, as such, despite the abundance of material that could cause a nuclear explosion, the means by which [...]

Some examples are discussed in the following document which details the mathematics of cyclotrons and the behavior of ions that form the main focus of the study.

The pollution of the environment by nano-particles takes place with the increase of the metal minute particles in the air, when the concentration of the particles rise above the recommended concentration levels.

The focus of the x-ray machine is then directed towards the area that the doctor is interested in and during this time the radiations are ejected from the machine.

The existence of IR is usually between the visible light and the UV bands. The emission of IR is characterized by the existence of smaller regions within the IR band.

The alternate hypotheses were that planarian Dugesia sp.shows response to gravity and that planarian Dugesia sp.shows response to light. The Chi-Square statistics for both tests were significant and therefore the null hypotheses, the planarian Dugesia [...]

The same thing is expected to happen the moment the general public begins to have access to nanotechnology. There is also a need to analyze if it can hinder the flow of electricity and other [...]

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 [...]

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.

The purpose of this article is to detail the theory behind the functionality of the MRI, its standard operation, the various advantages and disadvantages associated with its usage, as well as the basic construction of [...]

One of the sides of the thermoelectric cooler junction absorbs heat energy when the electric current is passed while the other side dissipates energy in form of heat.