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.

The multi-winding solenoid transmitter coil is designed and analyzed, which can improve axial misalignment tolerance. The proposed magnetic coupler was optimized, which shows the mutual inductance of ...

Coil Radius and Solenoid Length. Inductance is the property of a component (in our case coil) that opposes the change of current flow through it. Inductance does not oppose the current but it opposes ...

The field inside a solenoid is strong and uniform. The small magnetic fields caused by the current in each coil add together to make a stronger overall magnetic field. Outside the solenoid ...

Solenoid engines are an exciting and fun project to build. In this video, we will create a powerful solenoid engine using LEGO. The basic concept involves an electromagnet that pulls a piston into the ...