Of course, this would rely on a vast infrastructure of Tesla coils since that’s how this bike receives the power it needs to run its electric motor. The Tesla coil used for the demonstration is ...

That means we can transmit energy great distances in its electrical form and ... Wrap the 4-inch nail with a coil of 25 to 50 turns of the wire. Connect one end of the coil to one terminal ...

This type of ignition system with a separate ignition coil -- a rotor in a distributor that sends electrical current to each spark plug through wires in the cap -- began to phase out in the 1970s.

A coil of wire, or solenoid, consists of a wire coiled up into a spiral shape. When an electric current flows, the shape of the magnetic field is very similar to the field of a bar magnet.