Learners examine the differences and similarities between hydraulic and pneumatic systems.
Incremental Optical Encoders
By Terry Bartelt
Learners study the operation and characteristics of an incremental optical encoder used in automated manufacturing applications. A brief quiz completes the activity.
Transistor AC Analysis Practice Problem: Circuit #3
By Patrick Hoppe
The learner solves for Zin(base), Zin(stage), Zout, and Av. A "help" screen is available.
Statics - Trig: The Pythagorean Theorem
By Steve Whitmoyer
In this interactive object, learners use the Pythagorean Theorem to calculate forces.
DC/AC: Unit 1 Sample Exam
In this interactive object, learners work 11 problems covering atomic structure, conductors, and insulators.
Comparing Analog and Digital Signals
Learners compare animations of analog and digital data signals. A short quiz completes the activity.
Hydraulic Directional Control Valves
In this animated activity, learners examine the operation of hydraulic directional control valves and the internal components that divert the fluid.
The Hydraulic Pressure Switch
This animated lesson shows several ways that a hydraulic pressure switch, connected in a ladder circuit, causes the cylinder of a hydraulic circuit to perform various applications.
Designing a Cylinder Dwell Circuit
This animated lesson shows how a ladder circuit uses timer-on delays to cause an extrusion machine to operate.
Pressure Relief Valves
In this animated object, learners examine the operation of a hydraulic relief valve and its internal components. A brief quiz completes the activity.
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