Learning Objects Authored

• An Introduction to Motor Control Circuits

  By Terry Bartelt, Terry Fleischman

  The learner will understand the operation of motor control circuits used to start and stop three-phase motors.

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• Armature Reaction

  By Terry Bartelt, Terry Fleischman

  In this animated activity, learners study how the magnetic field of an armature can distort the DC motor's main magnetic field. A brief quiz completes the object.

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• Basic Logic Gates

  By Terry Bartelt, Terry Fleischman

  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.

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• BCD-to-Seven Segment Decoder

  By Terry Bartelt, Terry Fleischman

  Learners will understand how binary-coded decimal information is decoded and used to drive a seven-segment display.

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• Designing a Ladder Diagram

  By Terry Bartelt, Terry Fleischman

  In this animated object, learners examine the design of a ladder circuit that provides manual control to a water pumping system. Students also study modifications to the circuit as the complexity of the system increases.

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• 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.

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• Equivalent Gates/Ladder Logic Circuits

  By Terry Bartelt, Terry Fleischman

  Learners will identify ladder logic diagrams and the logic functions they perform.

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• Fundamentals of a DC Motor

  By Terry Bartelt, Terry Fleischman

  Learners study the interaction between the conductors of the stator and the armature inside a DC motor, which causes the shaft to rotate. A short quiz completes the activity.

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• How Pressure Changes Boiling Temperature

  By Terry Bartelt, Terry Fleischman

  Learners study the effect that pressure has on boiling temperatures. Once a liquid has reached a full boil, additional heat does not raise the liquid’s temperature; however, pressure can vary the boiling point of a liquid. A brief quiz completes the activity.

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• 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.

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• 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.

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• Overflow and Underflow for Signed Binary Numbers

  By John Casey, Terry Bartelt, Terry Fleischman

  Learners examine the occurrence of overflow and underflow conditions in a programmable logic controller. It is recommended that users view the learning object “Signed Binary Numbers” in advance of this object.

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• Phase Relationships Between Line-Neutral and Line-Line Voltages

  By Michael Gradinjan, Terry Fleischman

  Learners view a demonstration showing that line-neutral voltages and line-line voltages are not in-phase with each other, but have a definite 30-degree relationship.

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• 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.

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• PLC Output Modules

  By Terry Bartelt, Terry Fleischman

  The learner will understand the operation and configuration of various types of PLC output modules and how they're used.

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• Reversing the Rotation of DC Motors

  By Terry Bartelt, Terry Fleischman

  Learners view animations showing how to change the connections to cause a DC motor to reverse its rotation. A short quiz completes the activity.

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• RPM of AC Motors

  By Terry Bartelt, Terry Fleischman

  Learners study factors that affect the synchronous speed of an AC motor: the applied AC frequency and the number of stator poles.

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• Single-Phase Motors: Introduction to Phase-Splitting

  By Terry Bartelt, Terry Fleischman

  Learners will understand how the interaction of the armature magnetic field and the rotating stator field cause the rotor of a single-phase AC motor to turn.

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• Synchronous Motors

  By Terry Bartelt, Terry Fleischman

  In this animated object, learners study how the internal parts of an AC synchronous motor interact with magnetic fields to cause rotation. A short quiz completes the activity.

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• The Induction Motor Slip

  By Terry Bartelt, Terry Fleischman

  In this animated object, learners examine how the rotation of an induction AC motor's armature slips behind the synchronous rotational speed of the stator's field to create magnetic fields. These fields interact and produce torque. A quiz completes the activity.

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• The Op Amp Integrator

  By Terry Fleischman

  The learner will understand the circuit configuration and operation of an integrator op amp.

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• 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.

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• The Torque of an Induction Motor

  By Terry Fleischman

  The learner will examine how torque is developed in an induction motor.

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• Three-Wire Sensors

  By Terry Bartelt, Terry Fleischman

  The learner will understand how to correctly wire a three-wire sinking and sourcing sensor.

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• Total Resistance of a Series-Parallel Circuit: Practice Problems 2

  By Terry Bartelt, Terry Fleischman

  Learners work practice problems to calculate the total resistance of a circuit. Feedback is provided.

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• Using a Depth Micrometer

  By Terry Fleischman

  Learners will test their ability to read a depth micrometer in this interactive quiz.

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• Value-Added vs. Non-Value-Added Activities

  By Terry Bartelt, Terry Fleischman

  In this interactive object, learners read a description of value-added and non-value-added activities and then place various work duties into these two categories.

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• Vertical Controls

  By Terry Fleischman

  In this learning activity you'll read the procedures for using the vertical function of an oscilloscope and view illustrations of waveforms.

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• Voltage Divider Rule (VDR)

  By Terry Fleischman, Patrick Hoppe

  Students review the Voltage Divider Rule and work practice problems.

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• Voltage Regulation of a Zener Diode

  By Terry Bartelt, Terry Fleischman

  The learner will understand how a zener diode maintains a constant voltage as the resistance values of a load change.

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