Abbreviations Representing Electrical Quantities
By Terry Bartelt
In this learning activity you'll identify abbreviations that represent quantities associated with electrical circuits.
How Current Requires Voltage
This learning activity uses a water pressure analogy to present the concept that voltage pressure is required to cause current flow.
Schematic Diagram Symbols
In this learning activity you'll review various types of common components used in electronics and view their schematic diagram symbols.
Electrical Opens and Shorts
By Terry Bartelt, David Schwid
In this animated activity, learners examine the difference between opens and shorts in an electrical circuit. A brief quiz completes the object.
Methods of Producing Electricity
In this learning activity you'll review the six different ways in which electricity is produced: chemical, friction, heat, light, magnetism, and pressure.
Voltage Sources in Series
In this learning activity you'll explore the effect of connecting voltage sources in series to increase voltage applied to a load.
The Broadband Telco Services Subscriber Loop
Walk through the subscriber loop and learn how the signal travels from the central office to the subscriber.
Kirchhoff's Current Law: Practice Problems
Learners review Kirchhoff's Current Law and work six practice problems. Feedback is given.
Elements of a Closed-Loop System
By Terry Bartelt, Terry Fleischman
Learners study an animated block diagram that describes the function of each element in a closed-loop system used in industrial automation.
The Three-Phase AC Generator
By Terry Fleischman
In this 3D animated object, learners examine the way in which a three-phase generator produces three sine waves with three armature coils. A quiz completes the activity.
Equivalent Gates/Ladder Logic Circuits
Learners will identify ladder logic diagrams and the logic functions they perform.
GD&T: Geometric Characteristic Symbols
By Glenn Sokolowski
In this interactive object, learners test their knowledge of 14 geometric tolerance control symbols.
The Thevenin Theorem
By Patrick Hoppe
This animated object allows students to examine the four steps used to reduce a complex circuit to a simple series circuit.
Ladder Logic Schematic Symbol Flashcards
By John Rosz, Terry Fleischman
This interactive object is designed to help learners memorize the schematic symbols used in ladder logic diagrams. Learners quiz themselves using electronic flashcards.
Basic Logic Gates
The learner will understand the operation of the six fundamental logic gates and the inverter by using truth tables, Boolean Algebra equations, switch analogies, and written statements.
Kirchhoff's Voltage Law (KVL): Practice Problems
By Terry Fleischman, Patrick Hoppe
Learners review Kirchhoff's Voltage Law and work six practice problems. Feedback is given.
Op Amps 5: Non-Inverting Amplifier Circuit Resistance
By Todd Van De Hey
The learner will calculate basic circuit resistance.
Op Amps 6: Circuit Resistance for the Inverting Amplifier
The learner will calculate input and output circuit resistance for the Inverting Op-Amp configuration.
Series-Parallel DC Circuits Analysis
Learners follow a methodical approach for the dc analysis of series-parallel circuits.
Resistor Color Code Practice
In this learning activity you'll build a resistor's color code based on the bands.
Analyze a Part Drawing
In this interactive object, learners answer 25 questions regarding part or assembly drawings. The basic areas of blueprint reading are covered.
Converting Values in Engineering Notation
By Ron Wallberg
The learner will convert various values to engineering notation.
RPM of AC Motors
Learners study factors that affect the synchronous speed of an AC motor: the applied AC frequency and the number of stator poles.
Sizing Motor Overloads
By Terry Bartelt, Pat Jensen
Learners use the National Electrical Code to determine the size of a motor overload protection device.
Identifying the Number of Significant Digits
Learners will identify the number of significant digits in practice problems.