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).

How Adding Parallel Branches Decreases Total Resistance

By Terry Bartelt

In this animated object, learners follow an analogy of water flowing through pipes and valves to see how resistance decreases in a parallel circuit as branches are added.

Transformers

By Patrick Hoppe

Students read an introduction to transformers that includes schematic symbols, turns ratios, mutual inductance, and the coefficient of coupling.

Wheatstone Bridge

Students follow step-by-step directions on how to make mathematical calculations for a Wheatstone bridge.

Opens and Shorts in a Parallel Circuit

Learners examine the changes in current and voltage values in a parallel circuit when open and short conditions develop. Ohm's Law calculations are shown, and a brief quiz completes the activity.

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.

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.

Op Amps 2: The Non-Inverting Amplifier

By Todd Van De Hey

The learner will describe the non-inverting op-amp configuration and calculate the circuit gain.

Hexadecimal Numbering System

In this learning activity you'll review the hexadecimal numbering system.

Voltage Divider Rule (VDR)

By Terry Fleischman, Patrick Hoppe

Students review the Voltage Divider Rule and work practice problems.

Parallel Circuit Analysis Practice Problems: Circuit #4

In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.

Abbreviations Representing Electrical Quantities

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

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.

Total Power Calculations in a Series Circuit

In this learning activity you'll review the various ways to calculate the total power consumed in a series circuit.

The Semiconductor Diode

In this interactive object, learners examine the PN sections of a diode and the diode's forward- and reverse-biased operations. A brief quiz completes the activity.

Oscilloscope Phase Shift Measurements (Screencast)

In this animated lesson, learners follow the steps required to read the phase shift difference in degrees between two AC waveforms.

Resistor Color Code Practice

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

Electrical Switches & Pushbuttons

In this learning activity you'll review the operation and schematic symbols of various types of switches and push buttons used for electronic circuits.

The Magnetic Circuit

Learners compare electromagnetic quantities with the voltage, current, and resistance quantities of an electrical circuit. A brief quiz completes the object.

Voltage Waveforms in an Edison Three-Wire System

Learners view the waveforms and voltages of an Edison Three-Wire System and read a description of the polarities across the secondary of the center-tap transformer. This transformer supplies power to residential homes.

Op Amps 3: The Inverting Amplifier

Describe the inverting op-amp configuration and calculate the circuit gain.

Circuit Protection

In this learning activity you'll explore how a fuse de-energizes a parallel circuit when too many lamps are connected to a power outlet.

The Neutral Current of an Edison Wire System

Learners take a close look at the Edison Wire System and observe how the current values through the two lines and the neutral of the system change as the loads vary.

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.

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.