The effect of the commutator is to produce a fixed spatial distribution of current directions in the armature conductors (shown as blue & green circles) independent of shaft rotation. The field created by these currents...

This paper describes the experience of Kolej Universiti Kejuruteraan Utara Malaysia (KUKUM) in establishing the Micro Fabrication Cleanroom (MFC). This facility is mainly designed for teaching undergraduate...

This animation, created by faculty at Dartmouth University, is a discontinuous buck converter. The resource features other animations such as boost and discontinuous converters. They also add simple diode, bridge and...

This site from the National Engineers Week Foundation features a collection of materials and activities on engineering. Topics like environmental sustainability, computer engineering and renewable energy are included on...

This website includes a Java applet that displays the effect that various operations on an N-periodic, discrete-time signal (e.g. time shift, time scale, filtering) have on the signal and its spectra. Sketch the signal...