topics:electricity_and_circuits
Table of Contents
Electricity and Basic Circuits
Contents
Summary Sheets
- DC circuits in a nutshell (two page summary)
Practice Problems
- An in-class worksheet on Schematic models of simple battery circuits provides hands-on practice to concepts
- An in-class worksheet to verify Kirchoff's voltage law
- Simplifying circuits: DC circuit practice problems and DC circuit practice problems with solutions
- Practice problems to compute V, I and P for each component of simple circuits.
Basic Electricity and DC circuits
Reading
- Read this: Introduction to DC Circuits (PDF) notes provide the core reading for the ME 120 modules on DC circuits.
- To get a background on electricity from basic physics and chemistry, readBasic electricity, Ohms Law (PDF).
Lecture Slides
- Power dissipation, resistors in series, in parallel: PDF
- Kirchoff's Current and Voltage Laws: PDF
- Voltage dividers and Potentiometers: PDF
Example problems
- Example problem and solution for series and parallel combinations of resistors
- Derive an equation for resistance of a photoresistor as a function of illumination
Using Multimeters and Breadboards
- In-class example on using a multimeter and a breadboard Slides in PDF
Videos:
- iFixit YouTube video on how to use a multimeter
- Digikey YouTube video on how to use a multimeter
- Colin's lab YouTube video on solderless breadboards and soldering perfboards
Video Lectures
Power dissipation, resistors in series, in parallel
(8:00)
Kirchoff's Current and Voltage Laws
(8:00)
Voltage dividers and Potentiometers
(6:45)
Derivation of voltage divider output formula:
How to use a Multimeter: PDF
(13:00)
Using a multimeter to measure potentiometer resistance and voltage output
Sample Circuits
- PDF with instructions on how to built a circuit to power an LED.
topics/electricity_and_circuits.txt · Last modified: 2020/01/08 14:51 by johnj