TeachEngineering
Teach Engineering: A New Angle on Pv Efficiency
Students examine how the orientation of a photovoltaic (PV) panel relative to the sun affects the efficiency of the panel. Using sunshine (or a lamp) and a small PV panel connected to a digital multimeter, students vary the angle of the...
TeachEngineering
Teach Engineering: Ice, Ice, Pv!
Students examine how the power output of a photovoltaic (PV) solar panel is affected by temperature changes. Using a 100-watt lamp and a small PV panel connected to a digital multimeter, teams vary the temperature of the panel and record...
TeachEngineering
Teach Engineering: Simple Coulter Counter
Students build and use a very basic Coulter electric sensing zone particle counter to count an unknown number of particles in a sample of "paint" to determine if enough particles per ml of paint exist to meet a quality standard. In a lab...
TeachEngineering
Teach Engineering: What's the Conductivity of Gatorade?
Students use conductivity meters to measure various salt and water solutions, as indicated by the number of LEDs (light emitting diodes) that illuminate on the meter. Students create calibration curves using known amounts of table salt...
TeachEngineering
Teach Engineering: Drawing Magnetic Fields
Students use a compass and a permanent magnet to trace the magnetic field lines produced by the magnet. By positioning the compass in enough spots around the magnet, the overall magnet field will be evident from the collection of arrows...
TeachEngineering
Teach Engineering: Put a Spark in It! Electricity
Uncountable times every day "with the merest flick of a finger"each one of us calls on electricity to do our bidding. What would your life be like without electricity? Students begin learning about electricity with an introduction to the...
TeachEngineering
Teach Engineering: Electrifying the World
This instructional activity introduces students to the fundamental concepts of electricity. This is accomplished by addressing questions such as "How is electricity generated," and "How is it used in every-day life?" The instructional...
TeachEngineering
Teach Engineering: Particle Sensing: The Coulter Counter
Students are presented with a short activity on the Coulter principle, an electronic method to detect microscopic particles and determine their concentration in fluid. Depending on the focus of study, students can investigate the...
Cosmo Learning
Cosmo Learning: Advanced Analog Integrated Circuits
A collection of video lectures from a course introducing students to the advanced analog integrated circuits. Webpage includes twenty-seven lectures from a professor at the University of California, Berkeley. Lectures vary in length and...
Cosmo Learning
Cosmo Learning: Applied Science and Technology 210: Electrical Engineering
A collection of video lectures from a course that explores the application of electrical engineering topics. Webpage includes twenty-eight lectures from a professor at the University of California, Berkeley. Lectures vary in length and...
Cosmo Learning
Cosmo Learning: Basic Electrical Technology
A collection of video lectures from a course introducing students to the basic concepts of electrical technology. Webpage includes thirty-nine lectures from a professor at the National Programme on Technology Enhanced Learning. Lectures...
Cosmo Learning
Cosmo Learning: Control Engineering
A collection of video lectures from an industrial control course taught at the National Programme on Technology Enhanced Learning. The course teaches basic characteristics of feedback control systems, frequency-response analysis, and...
Cosmo Learning
Cosmo Learning: Introduction to Microelectronics
A collection of video lectures from an introduction to microelectronics taught at the University of California, Berkeley. The course teaches digital integrated circuits by covering circuit analysis and microelectronic devices and...
Cosmo Learning
Cosmo Learning: Power System Analysis
A collection of video lectures for a power system analysis e-learning course. Course covers topics like transmission line capacitance, transformer model, and power system stability.
NBC
Nbc: How the Grid Powers a Continent
Read here about "The Grid," the largest machine ever built by humans. The Grid is he giant network of high-voltage power transmission wires that covers the entire United States and much of Canada.
Robin Chew
Lucid Cafe: Nikola Tesla
Learn here about Nikola Tesla, nventor, electrical engineer, mechanical engineer, physicist, and futurist best known for his contributions to the design of the modern alternating current electricity supply system.