Thevenin Voltage: Practice Problems
By Patrick Hoppe
Students work five practice problems to determine the Thevenin voltage of DC circuits.
Voltage Divider Rule (VDR)
By Terry Fleischman, Patrick Hoppe
Students review the Voltage Divider Rule and work practice problems.
Comparing Hydraulics and Pneumatics
By Terry Bartelt
Learners examine the differences and similarities between hydraulic and pneumatic systems.
Everyone Knows How to Use a Ruler, Right?
By Barbara Anderegg
Students review the best practices for using a ruler and answer five basic questions.
Series-Parallel Resistance -- Practice Problems
In this learning activity you'll practice solving for the total resistance of series-parallel DC circuits.
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.
Series-Parallel DC Circuits Analysis
Learners follow a methodical approach for the dc analysis of series-parallel circuits.
Transistor Fundamentals: Voltage-Divider Biased NPN Transistor
Students view drawings of the dc analysis of a voltage-divider biased NPN transistor.
Synchronous & Asynchronous Inputs on a JK Flip-Flop
Students examine the operation of synchronous and asynchronous inputs on a JK Flip-Flop.
Series-Parallel Practice Problems Circuit 4
In this interactive object, learners work 12 problems dealing with dc circuit analysis.
Power Calculations in a Series/Parallel Circuit
In this learning activity you'll explore various ways to calculate the power consumed in a series/parallel circuit.
P&ID General Instrument Symbols
Learners study the types of symbols used on a P&ID diagram to indicate instruments. A quiz completes the activity.
The Superposition Theorem
The superposition theorem is explained as it relates to dc circuit analysis. Examples are given.
Transistor DC Analysis Practice Problems: Circuit #1
Learners analyze a base-biased npn transistor circuit. A "help" screen is available.
Hexadecimal Number Conversion Practice Problems
In this learning activity you'll practice converting between hexadecimal and decimal and between hexadecimal and binary numbers.
The Transfer Function and Frequency Response of a Low Pass Filter
Students learn how to predict how circuits will respond to varying frequency. They solve for the magnitude and phase angles.
Oscilloscope AC Voltage Measurements
In this animated learning object, students view the operation of an oscilloscope that is used to measure AC voltages. A brief quiz completes the activity.
Series-Parallel Circuit Analysis Practice Problems: Circuit 10
Learners examine a series-parallel circuit and solve 14 problems related to voltage, current, and power. A help screen is provided.
Voltage Drops in a Series Circuit
Students study the concept that the voltage drop across a series circuit resistor is proportional to its resistance. They then complete a brief quiz.
What Is Electricity?
The learner studies how electrons travel from one atom to the next. Examples demonstrate how voltage is created by the use of a battery or through magnetism. A quiz completes the activity.
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.
Thermodynamic Transfer
In this animated object, learners examine how thermal energy is transferred by conduction, convection, and radiation. A brief quiz completes the activity.
Ohm's Law: The Relationship of Voltage, Current, and Resistance
In this interactive object, learners vary the value of the resistance to see how it affects current. Example problems are included.
Basic DC Electrical Motor Construction
Learners examine the internal parts of a DC electrical motor and then text their knowledge in a drag-and-drop exercise.
P&ID Tag Numbers
Learners study the types of information letters and numbers placed inside general piping and instrumentation diagram symbols.