Animation of Electromagnetic Relay
When a voltage is applied to the coil, a current passes through it and this creates a magnetic circuit which includes the core, armature and the yoke. The core attracts...
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Relay Principle & its Types
A relay is an electrically operated switch. Many relays use an electromagnet to mechanically operate a switch, but other operating principles are also used, such as solid-state relays. Relays are...