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Network topology is the physical arrangement of the switching devices of a network connecting a group of computers or buildings. This brief interactive activity, by the Electromechanical Digital Library and Wisconsin Technical College System faculty, explains how and why these connections are made....

This animation, is provided by Maricopa Advanced Technology Education Center (MATEC), includes a basic overview of the different types of of computer networks. Local Area Networks (LANS), Wide Area Networks (WANS), client servers, and Peer-to-Peer networks are covered. An .mp4 file is also available...

This is an object learning lesson, created by Terry Bartelt of the Wisconsin Online Resource Center, on neutral current of an Edison wire system. "Learners take a close look at the Edison Wire System and observe how the current values through the two lines and the neutral of the system change as the...

The New Energy and Industrial Technology Development Organization (NEDO) coordinates the funds, personnel, and technological strengths of both the public and private sectors in Japan. NEDO's activities include the development and promotion of new energy and energy conservation technologies,...

This page from the National Science Foundation provides access to the New Formulas publications from The Research on Gender in Science and Engineering Program (GSE). The publications may be downloaded free of charge, and mainly focus on the recruitment and retention of girls and women in science and...

This tutorial is provided by National Instruments and introduces users to various types of sensors to acquire data. Topics covered include Sensor Terminology, Measuring Temperature with Thermocouples, Measuring Temperature with RTDs or Thermistors, Measuring Strain with Strain Gages, Measuring...

This 3-page learning activity, from the Advanced Technology Environmental and Energy Center (ATEEC), provides students with a field exercise that allows them to measure noise pollution and interpret the data collected. Details on activity materials, learning objectives, and more aspects of the...

This lecture, published by Columbia Gorge Community College, provides an overview of the inefficiencies of non-ideal transformers. The objective of the lecture is to learn how to "examine efficiency and voltage regulation of non-ideal transformers. Explain copper losses, iron losses, and excitation...

This lecture, published by Columbia Gorge Community College, provides an overview of the inefficiencies of non-ideal transformers. The objective of the lecture is to learn how to "examine efficiency and voltage regulation of non-ideal transformers. Explain copper losses, iron losses, and excitation...

This webpage from Iowa State University provides information about Nondestructive Evaluation (NDE) Engineering.  NDE focuses on preventing structural failures that could lead to serious injury or loss of life. The key topics covered in the text include safe design, probability of detection,...