Problems on achieving maximum voltage drop within an installation come up often. Depending where you live, local regulations will have different limits...

Resistors are electronic components that oppose the flow of current.  Manufactured in various types and ranges they have a wide application to electronics...

It's been a busy few months on different projects or busy couple of decades depending on how I look at it. I can say that on the odd (frequent) occasion...

This post is quick introduction and overview to different railway electrification voltages used in answer to a question sent in via email. While there...

Everything physical in electrical engineering from insulations to conductors revolves around materials. Here we are listing common materials along with...

How often installations are inspected is up to the owner of the installation, provided such durations do not exceed any regulatory maximums in force. ...

When current flows within a wire, a magnetic field is created. The potion of this magnetic field perpendicular to the wire is called the magnetic flux...

If two dissimilar metals are touching and an external conducting path exists, corrosion of one the metals can take place.  Moisture or other materials...

I've recently come across this question a couple times browsing the internet. Decided to give a quick answer here. A rectifier transformer is a transformer...

Anyone specifying or using electric motors should have a basic understanding how the insulation is related to temperature. Three classes of insulation...