An inductor is a passive electronic component and it consists of two terminals. It is stored in the form of magnetic field. It produces a magnetic field and it produced by passing electric current through it.
Power distribution equipment is device used to deliver the electric power in a final stage. It delivers the electricity to the customers from the transmission system.
Solar lantern is a type of lamp which recharges through the energy of sun and supplies light at night. Now-a-days most developing countries are using solar lantern as street lights.
To hold Ferro-metallic work pieces, magnetic chucks are primarily designed. Its workpiece is held by magnetic force. It includes an accurately centered permanent magnet face.
Relay is a device which is also operate as a switch and mostly used as a startup application in engines. It consists of two circuits in which current flows in a one circuit control the current in the other circuit.