Sine Wave Fundamentals: Practice Problem #6
By Patrick Hoppe
In this interactive object, learners determine the Vp, Vp-p, Vrms, Vavg, and the frequency of a sine wave that is displayed on an oscilloscope screen.
Automotive DVOM Basics
By Bill Heesaker
This presentation will aid beginning students in correctly using a DVOM. It will give them informatin on symbols and basic hook-up information.
Transistor AC Analysis Practice Problem: Circuit #3
The learner solves for Zin(base), Zin(stage), Zout, and Av. A "help" screen is available.
Transistor AC Analysis Practice Problem: Circuit #5
The Counter-Reset Function
By Terry Bartelt
Learners examine the counter-reset function of a programmable controller and how it is used.
Transistor AC Analysis Practice Problem: Circuit #2
The Inductive Kick of an Inductor
In this animated activity, learners study the principle behind an inductor producing a high momentary voltage while its magnetic field collapses. A short quiz concludes the lesson.
Sensor Hysteresis
In this animated object, learners examine the hysteresis function of a sensor.
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.
Basic Types of Lines Used in Engineering Drawings
By Kelly Curran, Glenn Sokolowski
In this highly interactive object, learners associate basic line types and terms with engineering drawing geometry. A quiz completes the activity.
Strength of Materials: The Centroid of a Rectangle
By Steve Whitmoyer
In this animated and interactive object, learners calculate the area and centroid of a rectangle.
Statics: Law of Transmissibility
Learners examine how a force may be considered to act at any point along its line of action as long as the magnitude and direction of the force remain unchanged. Numerical verification is provided.
DC/AC I: Unit 4 Sample Exam
In this interactive object, learners answer nine questions about series and parallel circuits. Immediate feedback is provided.
The Mathematical Expression of an AC Sine Wave As a Function of Time: Practice Problems
Students view the mathematical expression of a sinusoidal waveform with respect to time (t) and solve five problems. The answers are provided so students may check their work.
Excel: Entering a Formula
In this animated learning object, users view the process of entering a formula in an Excel spreadsheet. Several different methods and associated examples are given.
The Feed-Forward Control System
In this animated object, learners examine the operation of a feed-forward control system and its advantages over a closed-loop system. A brief quiz completes the activity.
Sine Wave Fundamentals: Practice Problem #5
Series-Parallel Circuit Analysis Practice Problems: Circuit 8
Learners examine a series-parallel circuit and solve 14 problems related to voltage, current, and power. A help screen is provided.
Electrical Units, Abbreviations, and Symbols
In this learning activity you'll read introduction to electrical quantities, units, and symbols and test their knowledge in a matching exercise.
Proportional Control Amplifier
Learners examine the operation of a proportional control amplifier and the two ways that it is programmed using proportional gain or proportional band. A brief quiz completes the activity.
PLC Shift Registers
By Terry Bartelt, Tom Yapp
In this animated activity, learners study how a PLC performs a shift operation. The learning object covers data movement, data entry, PLC wiring, PLC shift register introductions, and programming for a paint can operation.
Sine Wave Fundamentals
Learners examine the characteristics of a sine wave and the various ways to describe it including Vp, Vp-p, Vrms, Vavg, and frequency.
Up/Down-Counter Application
In this animated object, learners examine how PLC up/down-counters are used to control an automated parking lot gate.