Students read an explanation of the Voltage Divider Rule with complex numbers. Examples are given.
By Terry Bartelt
In this learning activity you'll describe the operation of a logic inverter using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.
Line Symbols (Screencast)
Learners examine the different types of lines used on a P&ID diagram and the types of connections they represent. They test their knowledge in a matching exercise.
Electrical Units, Abbreviations, and Symbols
By Patrick Hoppe
In this learning activity you'll read introduction to electrical quantities, units, and symbols and test their knowledge in a matching exercise.
In this animated lesson, students view the operation of an electromechanical relay. A brief quiz concludes the activity.
Multiplying and Dividing Signed Numbers
By Mona Wenrich
Students read the rules used in multiplying and dividing signed numbers. They view examples and work practice problems.
Multiplication of a String of Signed Numbers
Students read how to organize their work when multiplying more than two signed numbers. A review and practice problems complete the activity.
Adding and Subtracting Signed Numbers
Learners follow the steps for adding and subtracting signed numbers and complete practice exercises.
The Vertical Portion of the Sine Wave
In this animated lesson, learners examine sine waves and alternating current. A brief quiz completes the object.
The Horizontal Portion of the Sine Wave
In this animated object, learners examine cycles, frequency, Hertz, wavelengths, and periods. A brief quiz completes the activity.
The Op Amp Non-Inverting Amplifier Configuration
You'll practice calculating circuit gain and output voltage for the non-inverting amplifier.
Rounding Decimal Numbers - 2 Choices (Set 1)
You'll determine which of two options is the correct choice for rounding a given number to the nearest tenth, hundredth, or thousandth.
Rounding Decimal Numbers - 2 Choices (Set 2)
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