Statics: Scalar vs. Vector
By Steve Whitmoyer
Learners read an introduction of scalar quantity and vector quantity and force. Examples are given.
Ohm's Law: Power
By Tim Tewalt, Patrick Hoppe
Learners study animated rheostat settings that show how varying the current flow affects the amount of power that is dissipated in a series circuit. Nine review questions complete the activity.
Programming a PLC Timer
By Terry Bartelt
In this animated object, learners examine the types of information to enter, and the sequence of steps required, to program a programmable logic controller (PLC) timer.
DC/AC I: Unit 5 Sample Exam
By Patrick Hoppe
Learners answer 14 questions about series-parallel DC circuits.
Series Inductance: Practice Problems
Students work nine practice problems to determine total series inductance. Immediate feedback is given.
Instantaneous Voltage Calculations of a Charging RC Circuit (Calculator TI-35X orTI-36X)
Learners view a sample of the keystrokes from a TI-35X or 36X calculator that are required to solve for the instantaneous voltage of a charging RC circuit.
Quality at the Source
By Kaye Krueger
Learners read how quality can be built into a manufacturing process.
Pneumatic FRL Units
Learners examine a Filter-Regulator-Lubricator (FRL) unit that is used to prepare the air in a pneumatic system.
Transistor Fundamentals: Frequency Response Vocabulary
Students read the vocabulary associated with frequency response as it relates to an amplifier.
Half-Wave Rectifier
This primer introduces the student to the half-wave rectifier. Both the 1st and 2nd approximations are examined.
DC/AC I: Unit 9 Sample Exam
In this interactive object, learners answer nine questions about inductors.
Series Circuit Analysis Practice Problems: Circuit #9
In this interactive object, learners solve for total resistance, total current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.
Transistor AC Analysis Practice Problems: Circuit #1
The learner solves for Zin(base), Zin(stage), Zout, and Av. A "help" screen is available.
Testing an On/Off Switch
In this learning activity you'll review methods for testing an on/off switch with an ohmmeter and a voltmeter.
Voltage Source Approximations
Students examine the first and second approximations of a voltage source. A "stiff" voltage source is defined, and several examples are given.
Series Motors
The learner views animation showing how a DC motor is wired and its operational characteristics. A short quiz completes the activity.
Voltmeter Circuit Connections
Students read a step-by-step approach on how to connect a voltmeter to a circuit when making a measurement.
Power Law Practice Problems #2
Learners review the three formulas for power and work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and asked to solve for power. Immediate feedback is provided.
The TI-83 Plus Calculator: Using Complex Numbers
This primer introduces the student to the correct method of entering complex numbers in both rectangular and polar form.
Transistor DC Analysis Practice Problems: Circuit #5
Learners analyze an emitter-biased npn transistor circuit. A "help" screen is available.
Inductive Reactance
Students read an introduction to inductive reactance and view examples.
GD&T: Geometric Characteristic Symbols
By Glenn Sokolowski
In this interactive object, learners test their knowledge of 14 geometric tolerance control symbols.
Voltage Drops
In this animated object, learners drag resistors of the proper value into a series circuit to cause a required amount of current to flow. Seven review questions complete the activity.
DC/AC I: Unit 12 Sample Exam
A sample exam for DC/AC I, unit # 12 is presented to the students. This unit covers transformers.
Series Circuit Analysis Practice Problems: Circuit #5
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.