A Drill for Converting Binary Numbers to Decimal Numbers

By John Rosz

Students test their skill at converting binary numbers to decimal numbers. Immediate feedback is provided.

A Sample DC/AC I Exam

By Patrick Hoppe

Students complete a sample exam for DC/AC I. It provides an overview of the material presented in the course.

A Sample Exam for Digital Electronics

Students answer 10 questions in a sample exam. This exercise covers number systems, number conversion, logic gates, and combinational design. Feedback is provided.

Abbreviations Representing Electrical Quantities

By Terry Bartelt

In this learning activity you'll identify abbreviations that represent quantities associated with electrical circuits.

AC Capacitor: A Water Tank Analogy

By Roger Brown

In this animated lesson, students read an analogy comparing water in a "special" water tank to the current "flow" through a capacitor.

AC Current Flow

In this interactive and animated object, learners examine the flow of electron current into and out of hot and neutral sockets during each alternation of an AC waveform. A brief quiz completes the activity.

AC Voltage Conversion Problems

By John Rosz, Terry Bartelt

Learners work problems to make conversions between RMS, average, peak, and peak-to-peak AC voltages.

AC Voltage Conversions

In this animated object, learners examine the formulas used to convert peak, RMS, average, and peak-to-peak AC voltages. A brief quiz completes the activity.

Active Region Operation of a Transistor

Learners view the operation of an NPN transistor in the active region.

Ammeter Circuit Connections

In this animated activity, students view a step-by-step approach of how to connect an ammeter to a circuit. A brief quiz concludes the lesson.

An Algorithm for Converting a Decimal Number to a Hexadecimal Number

By Kevin Ritzman

In this animated activity, learners examine a systematic method for converting a decimal number (base 10) into a hexadecimal number (base 16).

An Algorithm for Converting a Hexadecimal Number to a Decimal Number

In this animated and interactive object, learners follow two methods for converting a hexadecimal number to a decimal number. They test their knowledge in exercises at the end of the learning object.

An Impedance Matching Application

Learners consider why an impedance matching transformer is needed to connect an antenna to a television.

An Inductor Opposing a Current Change

Learners read how an inductor opposes a current change when it begins to energize and when it begins to de-energize. A short quiz completes the activity.

An Introduction to the Digital Multimeter

In this learning activity you'll explore the functions and proper operation of a digital multimeter.

An Introduction to the Solderless Breadboard

In this learning activity you'll be introduced to the layout and operation of the solderless breadboard.

Analog Ammeter Operation

Students examine the procedure to measure current with an analog ammeter. The use of Function and Range switches is explored along with reading the needle position on the meter scale. A brief quiz completes the activity.

Analog Ohmmeter Operation

Learners follow procedures for measuring resistance using an analog ohmmeter. They examine the use of the Function Switch and the Range Switch and practice reading a non-linear scale. A brief quiz completes the activity.

Analog Voltmeter Operation

Students follow the procedure to measure voltage with an analog voltmeter. They examine the use of the Function Switch and the Range Switch. A brief quiz completes the activity.

AND Gates

In this learning activity you'll describe the operation of an AND gate by using a truth table, a waveform diagram, a Boolean Algebra equation, a switch analogy, and a written definition.

Apparent Power

Learners read an explanation of the concept of apparent power in a power distribution system involving motors, generators, and transformers. A quiz completes this interactive lesson.

Assembling a Circuit from a Schematic Diagram

In this animated object, students examine the steps for wiring an electrical circuit from reading a schematic diagram.

Automotive Electrical Systems: Ohm's LawPractice Problems #2

By Andrew Rinke, Patrick Hoppe

Learners review Ohm's Law and then work 12 problems to help them apply the law to automotive electrical systems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and are asked to solve for the third.

Average Voltages of Pulsating DC Voltages

In this learning activity, learners will learn to calculate the average voltage produced by half-wave and full-wave rectifiers.

Basic DC Electrical Motor Construction

Learners examine the internal parts of a DC electrical motor and then text their knowledge in a drag-and-drop exercise.