BASIC DIODE ELECTRONICS INTRODUCTION TO DIODES The p-n Junction The p-n junction is a homojunction between a p-type and an n-type semiconductor. It acts as a diode‚ which can serve in electronics as a rectifier‚ logic gate‚ voltage regulator (Zener diode)‚ switching or tuner (varactor diode); and in optoelectronics as a light-emitting diode (LED)‚ laser diode‚ photodetector‚ or solar cell. In a relatively simplified view of semiconductor materials‚ we can envision a semiconductor as having two
Premium
http://machine-history.com/Solar%20Powered%20Air%20Conditioning#Adsorption: Activated Carbon/Methanol 4. Unknown Author‚ June‚ 2012. Images for solar power air conditioning. Bing.com‚ June‚ 30 2012. http://www.bing.com/images/search?q=solar+pawered+ac%2fheat&qpvt=solar+pawered+ac%2fheat&FORM=IGRE
Premium Photovoltaics Heat Solar energy
homes‚ buildings‚ or swimming pools * Heat spaces — inside homes‚ greenhouses‚ and other buildings * Heat fluids — to high temperatures to operate a turbine to generate electricity * Photovoltaic (PV devices) or “solar cells” change sunlight directly into electricity. Individual PV cells are grouped into panels and arrays of panels that can be used in a wide range of applications ranging from single small cells that charge calculator and watch batteries‚ to systems that power single homes
Free Photovoltaics Solar cell Solar energy
Question No :1 ___________ is a groups of processes required to to purchase or acquire the products‚ services‚ or results needed from outside the project team to perform the work. (Choose correct one from multiple below) 1. Procurement Management 2. Planning Management 3. Scope Management 4. Control Management correct is :1 Explanations : Procurement Management is a groups of processes required to to purchase or acquire the products‚ services‚ or results needed from outside the project
Premium Project management Management
used to: Heat water – for use in homes‚ buildings‚ or swimming pools. Heat spaces – inside greenhouses‚ homes‚ and other buildings. Solar energy can be converted to electricity in two ways: Photovoltaic (PV devices) or “solar cells” – change sunlight directly into electricity PV systems are often used in remote locations that are not connected to the electric grid. They are also used to power watches‚ calculators‚ and lighted road signs. Solar Power Plants - indirectly generate electricity
Premium Photovoltaics
vehicle technology to assist reviewing the above areas. MAIN SECTION DEVELOPMENT OF ELECTRIC VEHICLE TECHNOLOGY Electric vehicle technology has been around since the late 1800s. Electric vehicles were very poplar and a number of EVs were sold until about 1918. Once the EV technology declined due to gasoline prices falling‚ but the technology was resumed by General Motors (GM) because of environmental concerns in
Premium Electric motor Electric vehicle Internal combustion engine
1. The one time dividend will not affect the stock price. The value of the company will decline by the amount of the dividend. Ignoring taxes‚ shareholders wealth will not be affected because the stock price will drop by the amount of the dividend payment. 2. The value of the company could increase or decrease. If the company is overlevered‚ paying off debt can lower the interest rate on debt‚ and decrease financial distress costs. If there are no financial distress costs‚ capital structure
Premium Balance sheet Generally Accepted Accounting Principles Stock market
FTX4086F ALTERNATIVE INVESTMENTS TIME: 180 MINUTES 4 June 2012 MARKS: 140 PLEASE READ THE FOLLOWING INSTRUCTIONS CAREFULLY: 1. PLEASE DO NOT TURN THIS PAGE OVER UNTIL INSTRUCTED TO DO SO. 2. Ensure that your name and student number appears on the cover of each Answer Book. Please complete this before the test commences. 3. Each Section is to be answered in a separate answer book and the answer book must be clearly marked. 4. All Answers must be done in ink‚
Premium Private equity Investment Hedge fund
* Energy Studies (MENG 321) * Lecturer: Dr. K. Gbawuru-Mansaray * Mechanical & Maintenance Engineering Department * Rationale: * Considering that energy is a critical need of the society‚ it is important that students should have an understanding of: i) the reserve position of fossil energy resources in quantitative terms as well as in terms of "lifetime"‚ ii) the major technologies for utilization of the fossil energy resources‚ and iii) the importance of renewable energy
Premium Energy development Wind power World energy resources and consumption
COMPUTER EXERCISE – Blue Zuma Project The ARC Company specializes in developing and selling a wide range of high quality scooters. Sales representatives report that there is a growing demand for racing scooters. ARC’s president‚ Robin Lane‚ is excited about the possibilities and predicts that one day these kinds of razor scooters will be featured in X-Game events. ARC is a small company and uses a strong matrix to optimally utilize limited manpower. The Project Priority Matrix for the
Premium Project management