Watch this video to learn more about what an electrical circuit is and how it works. Electrical energy flows around circuits which are loops made of metal wires. In this game, touching the wire with ...

Electrical outlets are likely among the most significant and overlooked devices in the common household. And, depending on where you are in the world, you may have a vastly different image pop in your ...

Article 725 provides the requirements for Class 1 circuits in Part II. A Class 1 circuit is that portion of the wiring between the overcurrent protective device (OCPD) of a Class 1 power supply and ...

All questions and answers are based on the 2011 NEC. Q. What must be done to protect Type NM cable where it is run through or parallel to framing members? A. Type NM cable installed through or ...