Ohm's Law Practice Problems #1

By Patrick Hoppe

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.

The Electrostatic Charge of a Capacitor

By Terry Bartelt

In this animated activity, learners examine the conversion of electrical energy into an electrostatic charge within the dielectric material of a capacitor.

Hydraulic Mechanical Force

This animated lesson shows how to calculate the amount of force generated by hydraulic cylinders.

Waveforms of a Triac Circuit

Learners observe the waveforms in a circuit in which a triac controls the brightness of a lampâ€™s light. A brief quiz completes the activity.

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.

Total Resistance in a Parallel Circuit

The learner will apply the three formulas used to find the total resistance of three types of parallel resistor circuit configurations.

Sizing Motor Overloads

By Terry Bartelt, Pat Jensen

Learners use the National Electrical Code to determine the size of a motor overload protection device.

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.

Series-Parallel Circuit Analysis: Practice Problems Circuit 1

In this interactive object, learners analyze a series-parallel DC circuit problem in a series of steps. Immediate feedback is provided.

Thread Specifications

By Glenn Sokolowski

In this interactive object, learners examine standard and metric thread specifications used in engineering drawings. In a brief quiz, they identify various internal and external thread representations.

The TI-83 Plus Calculator: The Power Function

Learners examine how to raise a number to a power using the TI-83 Plus calculator. Sample problems are given using both real and complex numbers.

Statics - Trig: Law of Cosines

By Steve Whitmoyer

In this interactive object, learners use the Law of Cosines to calculate forces.

Resistor Color Code Practice

In this learning activity you'll build a resistor's color code based on the bands.

Ohm's Law Practice Problems #3

Series Capacitance

Students view the steps for determining the total capacitance for a series circuit. They then work practice problems.

The Induction Motor Slip

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.

Kirchhoff's Voltage Law with Complex Numbers

Learners view a demonstration of Kirchhoff's Voltage Law using complex numbers for an ac circuit.

Inductors

Learners read a description of inductors and view examples of inductors in series and in parallel.

Proper Meter Placement

In this learning activity you'll read the steps for proper meter placement for the measurement of resistance, voltage, and current.

Digital Terrain Model: Extrapolation of Elevations

Students read how to determine the elevation of an alignment or cross section where it crosses the TIN.

Transistor Fundamentals: Voltage-Divider Biased NPN Transistor

Students view drawings of the dc analysis of a voltage-divider biased NPN transistor.

The Broadband Telco Services Subscriber Loop

By dan.schullo

Walk through the subscriber loop and learn how the signal travels from the central office to the subscriber.

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.

Interpreting Engineering Drawings: Title and Revision Blocks

Learners examine the information on a title block and answer questions about that information in an interactive quiz.

The Hydraulic Color Code

Learners read an explanation of the color code used on schematic diagrams for hydraulic circuits. Circuit examples for each color are shown.