Our last article covered voltage troubleshooting in series with power-consuming devices (motors) [“Electrical Troubleshooting,” March 5, p. 16]. The article differentiated between an open and a closed ...

A parallel circuit is way of connecting components on separate branches, so the current can take different routes around the circuit. The current is different in different parts of a parallel circuit.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Are you certain that your AC voltmeter is safe to measure an incoming 480V power feed? Sure, the ...