In electrical engineering, a transformer is a passive component that transfers electrical energy from one electrical circuit to another circuit, or multiple circuits.

Feb 24, 2012 · A transformer is defined as a passive electrical device that transfers electrical energy from one circuit to another through the process of electromagnetic induction.

Nov 7, 2025 · A transformer is a device that transfers electric energy from one alternating-current circuit to one or more other circuits, either increasing (stepping up) or reducing (stepping …

Jun 5, 2020 · A transformer is an electrical device designed to transfer electrical energy from one circuit to another at the same frequency. It is also referred to as a static machine since it does …

5 days ago · Student-friendly transformer notes: definition, working principle, EMF equation, voltage transformation ratio, losses, efficiency, types, tests, applications ...

Transformers are electrical devices consisting of two or more coils of wire used to transfer electrical energy by means of a changing magnetic field.

Apr 20, 2025 · Transformers are indispensable in modern electrical systems. They enable the efficient transmission and distribution of electrical power by regulating voltage levels, ensuring …

Jul 23, 2025 · A transformer either increases AC voltage (Step-up transformer) or decreases AC voltage (Step-down transformer). A transformer, which is normally utilized in the transmission …

May 19, 2025 · What Is the Function of a Transformer? A transformer’s function is to maintain a current of electricity by transferring energy between two or more circuits. This is accomplished …

Aug 4, 2025 · It transfers electrical energy from one circuit to another using a magnetic field, without any direct electrical connection between them and without changing the frequency. …