The learner views a method to find the total complex power of a circuit in which the individual real and reactive powers are found and then added together. Several examples are shown, along with the power triangles.

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

Students read an introduction to the electronic workbench and view a demonstration of how to open a file for circuit simulation.

In this learning activity you'll review the operation and schematic symbols of various types of switches and push buttons used for electronic circuits.

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.

In this learning activity you'll review safety considerations for using hydraulic press brakes.

Ultrasound and Cavitation