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Electricity Research Paper Topics & Free Essay Examples

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Pulse Width Modulation Final Year Project

Chapter 1 Introduction 1. 0 Background Pulse Width Modulation (PWM) is a type of devices that can be used as a DC motor speed controller or light dimmer. PWM is used extensively for speed controller where power-saving application is needed. This device has been used as a motor speed control for small DC fans, for…

Master’s degree studies at NMSU

Statement of Purpose My name is Carlos Nieva. I received the degree of Bachelor of Science in Electronics and Telecommunications in the fall of 1998 from ITESM (Instituto Tecnologico y de Estudios Superiores de Monterrey), Mexico. I received the degree of Master of Science in Electrical Engineering in the fall of 2002 from NMSU (New…

How to produce an electric current?

To make a lamp light you must send an electric current through it. You can do this by putting a voltage across its ends. Also you must use 2 wires and attach them to both ends of the component you are using and also to a battery or batteries and then to the switch. This…

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Compared to the original Daniell Cell

By completing and testing this hypothesis our group believes that it will factor in the aim of increasing the voltage and current of our Daniell Cell. Hypothesis 2 According to the Standard Reduction Potentials for Half-Reactions table, our group hypothesises that by changing the half cells so that their E0 values are a greater distance…

Electroplating works

This research was found from a website that gave the process of electroplating and how it works. It basically explains what electroplating is and what its function is in the process of electroplating. A section from this website gives detail parts of how electroplating works: “Electroplating is the deposition of a metallic coating onto an object by…

Constantan and Nichrome

If the length of the wire is doubled, the electrons bump into twice as many ions so there will be twice as much resistance. I’m going to summary my prediction to make it very clear. Longer the wire the more resistance the material has to electrical current compared to the short wire. This is so…

Ohm's law

In this investigation I want to find out how the length of and the width of the wire affects the resistance. Resistance: An explanation of what resistance would be that resistance is the opposition of a conductor to a flow of current. It is when traveling electrons in a wire collide with the atoms of…

Basics of Electricity Safety

1. Introduce electricity. 2. Why is electricity dangerous? a) Relationship between current and voltage.  b) How a person completes a circuit. 3. Why is electricity useful? 4. How can you avoid accidents? 5. How can you help someone who got a shock? 6. How do we practice safety at home and school? At home electricity runs the lights, television, toaster and…

Equipotential lines

To visualize an electric potential interaction between two electrodes and to sketch the resulting configuration as it creates a 2-dimensional electric field that can be used to map 2-D, equipotential lines. Method: With an electric potential meter (also known as a volt meter or Galvanometer), find points on the paper that have no potential difference…

ASVAB

A baker made 20 pies. A Boy Scout troop buys one–fourth of his pies, a preschool teacher buys one–third of his pies, and a caterer buys one–sixth of his pies. How many pies does the baker have left? A. 3?4 B. 15 C. 12 D. 5 D. 5 1/4 + 1/3 + 1/6 = 9/12…

The Evolution of Tv

The Evolution of Television Introduction Television is one of the most valuable contributions of the scientists in the last century. The world’s first real television picture was produced by a Scottish inventor called John Logie Baird in 19251. It was nearly a hundred years to the first television appears, television has evolved a lot in…

The rotor speed

The rotor speed is denoted as Nor and the phenomenon that the rotor is continuously falling behind the stator rotating miff is called slip. The mathematical expression is shown as below [pica] (Equation 3) 3. APPARATUS Three-phase induction motor 1 unit DC generator Power Converter Power Analyzer Tachometer Three-phase variable resistive load bank Three-phase load…

An investigation of the factors affecting the output of a transformer

Transformers are used in everyday life. They work on the principle of Electromagnetic field induction. Current (electrons) has an electromagnetic field. This field can manipulate the field of magnets. Also the field of magnets can manipulate the field of electrons in a similar way to how magnets interact. Transformers work by using the fields to…

Investigating The Characteristics Of A Filament Lamp

Aim: To investigate how the current in a component changes as the voltage is altered. Prediction: As the voltage in the filament lamp increases, more current will flow through the circuit, causing the tungsten filament to get hotter. According to Ohm’s law (R =V/I), the resistance in the circuit will therefore increase. Scientific Knowledge: In…

Protection Devices For Electrical Machines & Control

Neutral and safety ground must be connected at only one point and must be at the main service entrance. Improper earth protection will lead to certain hazards such as: A) Hazard due to stray impedance. B) Hazard due to direct contact 14. 1 Fuse and Circuit Breaker Fuse is used to protect electrical devices and…

Evaluate Ways of Reconciling Capacity and Demand in Either a Service or Manufacturing Organisation You Are Familiar with

Faculty of Commerce Department of Business Management Master of Commerce Degree in Strategic Management and Corporate Governance 1. 2 Module : Production and Operations Management Module Code : MBM 705 NAME OF LECTURER : Mr A. Mafuka Semester 2, 2012 NAME: Gwyneth Ngoma Registration Number :R 12228 A Date:31st August 2012 ASSIGNMENT 1 : Evaluate…

Telecom Cable Industry India

Cables are the crucial infrastructure backbone of an economy, the critical elements that wire up the length and breadth of the country as telecom and power networks. The Indian cables industry offers lucrative scope for stable revenue streams to manufacturers of both power and telecom cables. The report is an application of various Business marketing…

Assignment Industrial Electronics

Department of Electronics and Communications Fall 2010 ELEC 0331: Industrial Electronics Assignment Deadline of Submission: 22nd December 2010 Sessions: A and B Assignment Outcomes The Assignment will help you to 1. Identify and analyze industrial electronic circuits 2. Construct, measure, and troubleshoot circuits in application to industrial electronics. Guidelines: * Assignment must be computer typed….

Computer Networks

Explain what is data Distinguish between Analog and Digital signal Explain the difference between time and Frequency domain representation of signal Specify the bandwidth of a signal Specify the Sources of impairment Explain Attenuation and Unit of Attenuation Explain Data Rate Limits and Nyquist Bit Rate Distinguish between Bit Rate and Baud Rate Identify Noise…

Physics AT1-Resistance of a wire

The electric current in a solid is a movement of tiny negative charged electrons. As these electrons move they collide with the particles of the solid which makes the electrons movement difficult. Resistance is a measure of how difficult it is for the electrons to move. A high resistance means that the electrons will make…

An Experiment to find out how the length of wire effects resistance

In this experiment we are trying to find out if by changing the length of a piece of wire its affects the resistance of current. I will find this out by having a piece of wood with a piece of wire stretching along the wood. I will have a power box on connected to an…

chcj v

33I-V PLOTS OF LIGHT EMITTING DIODES (LEDs)I. OBJECTIVESa. Collect current-voltage (I-V) data for one resistor and several light emitting diodesb. Plot I versus V for the resistor and the diodesc. Compare the I-V plot of the resistor with those of the diodes II. EQUIPMENTResistor, diodes, 10 volt DC power supply, voltmeter, ammeter, connecting wires III….

Design of Electronic Circuits Lab Report Sample

Design of Electronic Circuits Lab Report Essay Introduction The ability to analysis a circuit gives a potential electrical engineer the ability to learn how o problem solve in a theoretical and practical sense which in turn develops industry skills in which will follow them for life, and allow a solid knowledge base for the rest…

How does the diameter or cross-sectional area of a wire affect its resistance? Essay Example

How does the diameter or cross-sectional area of a wire affect its resistance Essay Introduction I am going to investigate how the diameter, or gauge, of a wire affects its resistance. In order for me to do this, I will need to find as many different diameters of wire as I can. I will cut…

A body is said to be charge if it either gains electrons

A body is said to be charge if it either gains electrons or loses electrons. A body that gains electrons is said to be negatively charge since it has more electrons than protons and electrons carry negative charge. A body is said to be positively charge since it has more protons than electrons and protons…

Innovative progress in the invention of optoelectronic devices

Innovative progress in the invention of optoelectronic devices like LED and semiconductor laser was began in early 1960s. Many researchers applied spontaneous emission (SE) principle to generate red visible lights by using GaAsP alloy thereby they developed red LEDs which shows excellent application in electronic devices. During 1961, Albert Einstein applied spontaneous emission principle to…

CHAPTER – 1INTRODUCTION11 GENERALAn electrical device is

CHAPTER – 1 INTRODUCTION 1.1 GENERAL An electrical device is explicit because it is a device that transfers the current at completely different level exploitation the 2 or a lot of circuits throughout magnetic force induction. AN electrical energy in one coil of the electrical device generates a variable force field, which successively made a…

Minor project report

A project report on Speed Control of DC Motor using CUK Converter Submitted in partial fulfillment of the requirements for the Degree of B. Tech in Electrical Engineering By Bibhudutta Pradhan(1603013) Navojit Mondal(1603029) Rishav Kumar Pathak(1603039) Sweta Shekhar(1603060) under the guidance of Prof. Anil Kumar Behera School of Electrical Engineering Kalinga Institute of Industrial Technology…

Circuit Lab Report

After completing these parts our aim is to see the operation oscilloscope and analyze simple circuits. Experimental work; In the first part of the experiment we read the colors of given resistors. There were 4 resistors in the kit. Three of them were same because their colors at the right hand side were same an…

Pot Tending Machine

Anode marking Cleaning the cavity by shovel Placing new anode Covering of anode New anode thus set starts drawing current after 2-3 hours. To check if new anode is set properly, it should withdraw current within the range of 0. NV to 1. 5 NV after 16 hours. Defects in anode change: I) Low set…

Theory On Investigating Conductors

Conductor Investigation Experiment Labret Introduction This experiment is about to test how will the monochrome wire effect the ampere of the electric current. All the possible factor that will effect to the volt of the current The Length of the wire The Diameter of the wire Temperature Magnetism Aim To determine the effect of the…

Introduction To Electrical Circuits Lab Report

In order to correctly set up the breadboard, the ululations were used to determine which set of resistors needed to be matched together. Each color on the resistor represents the resistors value. The first and second bands represent the first two digits of the resistor value, the third band represents the multiplier, and the fourth…

Voltaic Cell Experiment Lab Report

Voltaic cell is a device in which a redo reaction spontaneously occurs and produces an electric current. In order for the transfer of electrons in a redo reaction to produce an electric current and be useful, the electrons are made to pass through an external electrically conducting wire instead of being directly transferred between the…

Conductivity Lab Report

When an ionic compound forms, the anion transfers an electron to the action which creates an electrostatic bond and an electrically neutral compound. Also, they readily solve in aqueous solutions and are good conductors of heat and electricity. Further, ionic compounds can be classified as either strong conductors or weak conductors. In contrast, molecular compounds…

Nichrome Wire Resistance

Introduction In this piece of coursework I aim to find the effects of length on a piece of nichrome wire. Resistance is a force which opposes the flow of an electrical current, this is why energy is needed to push the particles around. The circuit also contains its own resistance if the wires vary in…

Fruit Battery

Magnesium, due to its reactivity, has a very high potential energy, so the electrons travel from it to the copper, which has a very low potential energy due to its unreactivity. The difference in the potential is called the cell potential difference. If the difference of potential energy is large, then clearly the voltage produced…

Current status and future directions of light emitting diode

Cost Finally, it is necessary to address the most obvious problem that LEDs are facing at present. Of course, it is the cost, this is the very much common obstacle that stops one product going for the market. LEDs are an energy efficient way of generating light. This is true, but it is expensive to…

In recent times mobile devices or tablet PCs have been

In recent times, mobile devices or tablet PCs have been becoming popular rapidly, and many users are charging their mobile devices frequently [9].At present, numerous clients are accusing their gadgets of wires, but connecting cables causes inconvenience to users. To wipe out this inconvenience, wireless power exchange innovation without utilizing links is being created and…

smart energy meter

Smart energy meter is one type of advance prepaid energy meter. Smart energy meter is also controlling the load. For controlling load purpose we used arduino and GSM module. Due to this component we controlled a any load with smart phone and commuters. Also we controlled home appliance like Lights, fans, bulbs, motors, etc.Smart energy…

Electric Circuit Lab Report

A millimeter is an instrument designed to measure electric current, voltage, and usually resistance, typically over several ranges of value. The millimeter has different programs to measure voltage, current, resistance, etc. Produced from one of two types of circuits. The first type of circuit is a series circuit. A series circuit is a circuit in…

Electrostatic Charges

As there were five similar experiments done, there is one common observed behavior – similar charges repel and opposite charges attract. The experiment went expected as there were no unusual observations recorded. In the first part, it was observed that when the plastic rod was rubbed it attracted the tissue bits. The explanation with this…

Weaver Method

Before investigating the various ways of creating a SSBSC signal it would be prudent to understand the basic principal of such systems and their advantages. SSBSC technology has developed so as to over come some of the inefficiencies of DSBSC (Double Sideband Suppressed Carrier) technology. In both systems the signal information is carried in the…

Positive Feedback Amplifier

FEEDBACK AMPLIFIER FEED BACK: The process of applying a fraction of output energy of some device back to the input known as feedback. FEEDBACK AMPLIFIER: The amplifier using feed back process is called feedback amplifier. TYPES OF FEEDBACK AMPLIFIER: There are two types of feedback amplifier: a)Positive feedback amplifier b)Negative feedback amplifier POSITIVE FEEDBACK AMPLIFIER:…

How To Make Solar Paint

First slide: The purpose of “Solar paint” invention is to generate inexpensive electricity because various efforts have been made for this kind of power generation over the previous few decades. It is an environment friendly technology which has eliminated the need of solar cell. It is completely reasonable and sustainable. Solar paint is consisted of…

Scr Works

How an SCR works? -Principle of Operation SCR Working Principle The SCR is a four-layer, three-junction and a three-terminal device and is shown in fig. a. The end P-region is the anode, the end N-region is the cathode and the inner P-region is the gate. The anode to cathode is connected in series with the…

Kirchhoff S Current Law

In 1845, a German physicist, Gustav Kirchoff developed a pair or set of rules or laws which deal with the conservation of current and energy within electrical circuits. These two rules are commonly known as: Kirchoffs Circuit Laws with one of Kirchof’s laws dealing with the current flowing around a closed circuit, Kirchoffs Current Law,…

A Nichrome Wire Is 1m Long And

In this project I will be investigating how the length of Nichrome wire will affect the resistance. All length, cross section area, temperature and type of material are the factors that affect resistance. I will be keeping these variables constant besides length. To carry out this experiment I will set up a simple circuit and…

Factors Affecting The Strength Of An Electromagnet

Introduction: An electromagnet consists of a long coil of wire wound on a soft iron core. When current flows through the wire the soft iron core becomes magnetized by induction and thus acts as a magnet till the current flows. The strength of an electromagnet can be affected by various factors such as no.of coils,…

How The Length Of A Wire Affects The Resistance

Introduction- In our investigation we are trying to find out that what are the factors which effect the resistance of a resistance wire. Through textbooks and information from the Internet I have identified these factors. -The length of the wire -The thickness of the wire -The material of the wire -The temperature of the wire…

Investigatory Project Using Mango Peelings

Mango peelings notation acids like Gaelic acid, caffeine acid and lactic acid which scientifically, these acids are known to be producing electricity. This study will involve literature search on the composition of raw mango peelings explicitly on the acid content in determining its competency to produce electrical charges and processing the extract from the peelings…

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