A motor is a device that converts electric energy into mechanical energy, It depends on the torque due to the flow of the electric current in a coil which can rotate in a magnetic...
When an electric current passes through a conductor it produces a magnetic field, Sooner after that discovery by Oersted, the reverse was addressed through a scientist called Faraday, He proved through a series of...
e security metal detectors are used to ensure the safety & security in the airport , the college , the office building or any other areas , There are different types and models of...
The metal detector is an electronic device which gives an audible or visual signal when its search head comes close to the metallic object either exposed or concealed , It may be a handheld...
