In this animated object, learners examine the causes of air leaks and read how to repair them. The object includes audio.

Students read an explanation of the summing amplifier and the formulas for closed-loop gain. An example is given.

Learners study an animated block diagram that describes the function of each element in a closed-loop system used in industrial automation.

Learners observe animations showing how data is converted between serial and parallel flow.

In this animated object, learners examine the situation that occurs when any two links of a mechanism lie in the same plane or on a straight line. Crank-sliders and crank-rockers are shown.

Picture of Adira hydraulic shear's operator's panel with part identification and instructions on how to start and stop the shear as well as setting stroke (cutting length).

Introduces two methods of determining bend allowance; one is simple and is an approximate, the other is more precise. Interactive part has learner calculate bend allowance and blank size.

The learner reads about safety considerations for operating a hydraulic metal shear. Text, graphics and a brief assessment are included.

In this learning activity you'll review safety considerations for persons using a hydraulic iron worker and takes a short quiz.