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In this interactive object, learners work 10 problems covering resistors, voltage, and current.
By Terry Bartelt
In this animated activity, learners examine the operation of an ultrasonic sensor and the procedure to perform zero and span adjustments. A brief quiz completes the object.
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.
Complex Numbers: So What's All the Fuss About?
By Patrick Hoppe
Learners explore the use of complex numbers through a series AC circuit analysis problem. The steps are compared to the graphical method of finding circuit impedance and the phase angle.
Superposition Theorem with Complex Numbers
Students read an explanation of "superposition" as a technique for ac circuit analysis. Complex numbers are used.
DC/AC I: Unit 8 Sample Exam
Students answer five questions concerning magnetism.
Resistor Color Code Recognition Drills
By James Bourassa, John Rosz
In this interactive object, students complete progressively more difficult exercises as a way to improve their ability to recognize resistor color code values.
DC/AC I: Unit 9 Sample Exam
In this interactive object, learners answer nine questions about inductors.
DC/AC I: Unit 10 Sample Exam
Learners answer eight questions about capacitors. Help pages are available.
DC/AC I: Unit 11 Sample Exam
Learners answer six questions about transformers.
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Give your new group a name.