Electric circuits – WJEC Series and parallel circuits Engineers connect components in electrical circuits in series or parallel to make a range of useful circuits. We can calculate the voltage ...

Editor’s note: This is the second in a three-part series that began in the March 12 issue with a discussion of heat reclaim in three-way valve operation. Heat reclaim can be accomplished with either a ...

Are those lightbulbs in series or parallel? What do you think? Here are two hints. Hint number 1: if you pull out one of the lightbulbs from a strand, the rest of the lights go out.