Electric motors can seem very mysterious! How do they use electricity to start rotating? Let's break it down step by step to ...

This FAQ will look at the advantages and attributes of three-phase AC, also called multiphase or polyphase AC.

However, with a dynamotor, you can use a DC motor to spin the input. With a transformer, you must have AC input because that’s what moves the magnetic field. Note you don’t have to have a ...

But somewhere in the mix must exist a device that changes the Alternating Current from your wall outlet to the needed DC. Why? Why is it that we transport electricity as AC only to convert it to ...