Essays on Physics

In this torsion testing experiment, the torsion test was evaluated as a system for calculating the torsional rigidity (GJ), modulus of rigidity (G), and the shear yield stress (τ) for aluminum, mild steel, and brass. Both ends of the cylindrical specimen are tightened to hexagonal …

Open our eyes and everything we see is colorful. We all live in a world where colour is often a part of us despite affecting us in our daily lives. Colour in everyday life is varies, from knowing that a fruit is ripe to eat, …

Introduction 1. 1 Background of the Experiment Mass density describes how heavy an object is. Defined by the Greek letter ρ, read as rho, density is a basic yet important physical property of matter. For a bulk body without accounting its existing pores and voids, …

Ian Stewart’s Nature’s Numbers: The Unreal Reality of Mathematics (New York: Basic Books, 1995) is a book that lets us see nature from a mathematician’s point of view, changing the way we view the world. The book begins off with an introduction of patterns that …

“Try and try until you succeed” These words have always inspired me at every point in my life. It has made me cross all the hurdles that came across and focus on my career goals so far. I have been blessed to have parents who …

GENERAL CHEMISTRY EXPERIMENT DENSITY OF LIQUIDS PREPARED BY BURAK COBAN PURPOSE In this experiment we will learn how can we find the density of liquids and liquids of density how change effect of temperature, pressure, mass, volume and concentration. For this reason we will take …

Balance is one of the most crucial principles in art’s domain. Balance and symmetry are interconnected. But they are not exactly the same thing. Take a look at their definitions: Symmetry — The visual quality of the repeating parts of an image along an axis, …

Questions 1. Plot a graph of: Turbine velocity versus flow rate.  Turbine velocity versus output torque. Turbine velocity versus hydraulic power. Turbine velocity versus mechanical power. Turbine velocity versus efficiency. 2. Give your comment(s) from the graph obtained. Based on the graph Turbine velocity versus …

An investigation to find the water potential of potato and carrot tubers in a sucrose solution, of concentration 0. 00 – 0. 50Mol, over a 24 hour period Interpretation Written Communication C1 From our graph it can be seen that the concentration of sucrose solution …

To find the moment of inertia, you find the area under, and also between the curve(s). An application in which integration is key to reaching the target value is a PAID Controller. The purpose of a PAID Controller is to determine the error between what …

In cosmology, the Steady State theory (also known as the Infinite Universe theory or continuous creation) is a model developed in 1948 by Fred Hoyle, Thomas Gold, Hermann Bondi and others as an alternative to the Big Bang theory (known, usually, as the standard cosmological …

Measurement of Mass, Volume, and Density through Archimedes Principle Overview: The purpose of this experiment was to measure the density of a solid and a liquid using the Archimedes principle. Archimedes is one of the greatest inventors and mathematicians of all time. The principle we …

Projectile Motion Lab: Using a Toy Gun Purpose: The purpose of this investigation is to measure the vertical displacement, or height of the launch, and the horizontal displacement, or range, travelled by a projectile (bullet from toy gun). Questions: What is the shape of the …

In Steinbeck’s Of Mice and Men, the imagery of light and dark is used to deepen the themes of the normal. Sometimes darkness or “light lifting” can mean more than one thing. In this essay I would explore this subject. “Although there was evening brightness …

Cause/Effect: Solar Energy Solar radiation is an energy resource many times larger than mankind’s energy needs. Mankind has been able to capture/harness this energy resource, but only on a limited scale. Mankind has found that the use of the sun was quite useful. They used …

Molecules of Life Computer Assignment A) What characteristics are typical of molecules that are gases at room temperature? Molecules that are gases at room temperature tend to be smaller in size. This causes it to have a small molecular masses and has a relatively weak …

What is magnetism? When two pieces of iron are attracted to each other by physical means or electrical means. Torque is A. Strength that a motor produces by turning. A magnetic field is D. All the above. True or False: A permanent magnet is a …

Let There Be Light Lamp Shade Company serves an upscale local market and is currently placing a bid for several public buildings in Asia. A total of 5,400 identical lights will be installed and delivered to the foreign port where the buyer would take possession. …

You will be helping Galileo perform the experiment to determine if objects with different mass fall at the same, or different, rates in the air and in a vacuum. Before you conduct your experiment, you need to form a hypothesis. A hypothesis is a prediction …

Collision Theory The theory proposes that molecules must collide in a particular way with a certain amount of energy to ultimately form a new product. This is because only a select portion of molecules during a reaction have enough energy and the correct orientation to …

Mrs. Morris English Comp 106 27 March 2013 Washing Dishes A nice meal was just enjoyed by the family. Everyone is sitting around the table with full stomachs not wanting to get up, but it has to be done. All the essential items are already …

The objective of this laboratory experiment is to investigate the radiation laws (Lambert’s Distance, Cosine Law and Stefan-Boltzmann Law) using thermal and optical radiation. This experiment was carried out with the assistance of the Thermal Radiation Apparatus which consists of a heat source (that provides …

Statement of Purpose “Physicists come and go but the problem of turbulence remains. ” ———- A. Liebchaber Career plans and long-term goals… The “teraflops” supercomputers will become common over the next decade and with the advent of a new era in the world of parallel …

The Great Muslim Scientists of All Time. Here is a little intro about them and their work to the world of science. All the scientists are before 14th century .. ,When you the Europe was called a Dark continent ,Muslims Scientists Were ruling in all …

During the Cold War, the struggle for power between the communists of Soviet Russia and the pro-democracy politicians of the United States escalated in numerous proxy wars, acts of espionage, and potential nuclear warfare. Behind it all however, the Cold War was a breeding ground …

Robert Bruce August 10, 2012 Leadership The Accidental Leader Albert Einstein was a world-renowned German-born theoretical physicist. Best known for his theory of relativity and famous equation of E = mc2 the expression of mass-energy equivalence. In 1921 he received the Nobel Prize in Physics …

To determine the Kf for naphthalene, we need to find the difference in the freezing point of pure naphthalene and the solution of 1,4-dichlorobenzene in naphthalene. Let’s say that we did this experiment, used 1. 00 g 1,4-dichlorobenzene in 10. 00 g naphthalene, and found …

The fastest way to cool a soda deals a lot with heat transfer. Heat is a measure of the average molecular motion of matter and can be transferred from one piece of matter to another in four different ways which are conduction, convection, evaporation, and …

There are factors in organizational behavior that influences the survival and the general welfare of an organization. It is thus paramount for such factors to be cautiously considered. This paper will give an analysis of employee motivation, leadership and organization control in light with Philippine …

Introduction Signal conditioning of thermistor Signal conditioning means manipulating an analogue signal in such a way that it meets the requirements of the next stage for further processing. Operational amplifiers(op-amps) are commonly employed to carry out the amplification of the signal in the signal conditioning …