Voltage Divider Rule Practice Problems
By Patrick Hoppe
Learners review the VDR and work six problems. Immediate feedback is given.
Current and Voltage Parameters of Digital Circuitry
In this interactive learning object, students read about the voltage and current parameters commonly found on a data sheet. A brief quiz completes the activity.
Phase-Splitting of Single-Phase Motors
By Terry Bartelt, Terry Fleischman
The learner will understand the two methods used to create a phase shift in current between two windings.
Proportional Control Amplifier
By Terry Bartelt
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.
Making the Workplace Talk to You: Using Visual Controls
By Kaye Krueger
Learners examine how visual controls help to manage the workplace. Photos of visual controls are provided.
Op Amp Fundamentals: The Non-Inverting Amplifier
Students are introduced to the non-inverting amplifier configuration. The formulas for closed loop gain and bandwidth are shown, and an example is given.
In this animated object, learners examine how PLC up/down-counters are used to control an automated parking lot gate.
Robotic Welding Instructions
The learner will gain an understanding of how a robot uses welding instructions to perform tasks. This learning activity includes video.
Transfer Functions: The RL Low Pass Filter
Learners read how the transfer function for a RC low pass filter is developed. The transfer function is used in Excel to graph the Vout. The circuit is also simulated in Electronic WorkBench and the resulting Bode plot is compared to the graph from Excel.
Electrical Generator Basics
In this animated activity, learners examine how a voltage is induced into a conductor when the conductor cuts across magnetic flux lines. They also view the four factors that determine how much voltage is generated. A brief quiz completes the learning object.
The DC Motor
Learners examine the wiring of the primary components of the three types of DC motors, series, shunt, and compound. The operational characteristics of each type of motor are described. A quiz completes the activity.
Ohm's Law Practice Problems #1
Learners review Ohm's Law and then work 12 problems. 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.
Statics: Resultant Calculations via Graphical Method
By Steve Whitmoyer
In this interactive learning object, students calculate a resultant of multiple forces acting in a concurrent, coplanar condition.
Lathe Project: Alternate Thread Forms - Left Hand Threads
By Kelly Curran
This project gives a drawing with steps to complete the activity.
Graphical BJT/JFET Transistor Biasing
By Roger Brown
Learners use two calculations to prepare a graphical solution to the biasing of bipolar junction transistors and junction field effect transistors. This method eliminates the problem of having to re-calculate the operational Q point when dealing with hard saturation.
Kirchhoff's Voltage Law with Complex Numbers
Learners view a demonstration of Kirchhoff's Voltage Law using complex numbers for an ac circuit.
The Function Generator: Frequency Control
Learners read how to use the knobs and the output terminals of a Wavetek Model 25 function generator to obtain a waveform at a desired frequency.
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.
Excel: Rectangular to Polar Conversion for the Phase Angle in Radians
The conversion from rectangular to polar mode phase angle in radians is demonstrated in Excel.
Series-Parallel Practice Problems Circuit 4
In this interactive object, learners work 12 problems dealing with dc circuit analysis.
By Barbara Anderegg
Learners review surface finish basics and read how to calculate the roughness average.
Successfully Completing Your Weld Test
The learner will...review the process for successfully completing a weld procedure specification for weld testing in the educational setting.
Problem Solving - Finding the Root Cause
By Mitch Vesaas
The learner will understand how to use a cause and effect diagram to find the root cause of a problem.
Tips for Completing Welding Assignments
In this learning activity you'll gain tips for successfully completing welding assignments.
Transformer Action Demonstration
Learners view animations and video clips showing how power is transmitted from one energized coil to another.