In this animated activity, learners examine how an adjustable pressure-reducing valve can produce a pressure that is lower at its output than at its input.

Learners view steps to reduce changeover time in a manufacturing operation.

Students read how to calculate the size of a hydraulic cylinder that is required for a particular application. Mathematical formulas are provided.

Learners will identify the number of significant digits in practice problems.

Learners study the method of using more than one track and quadrature modes to improve the resolution of an optical encoder. A brief quiz completes the activity.

Learners follow a step-by-step explanation of how to test fuses and circuit interrupting devices.

The learner reads an explanation of all of the elements that comprise a future-state map. A map is shown.

In this interactive object, learners examine the characteristics of osteoarthritis, rheumatoid arthritis, and osteoporosis. Students then describe the precautions to be aware of when working with clients who have arthritis and identify assistive devices that clients might use to prevent injuries at home.

In this learning activity you'll identify the voltage levels produced or recognized by digital logic devices as valid or invalid logic state signals.

If you answer the question correctly you will get a point .

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