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

Jun 5, 2020 · Learn how transformers work, how to calculate input/ouput voltage and current, and how to determine the right size of transformer for your project.

Transformers are capable of either increasing or decreasing the voltage and current levels of their supply, without modifying its frequency, or the amount of electrical power being transferred …

What Does a Transformer Do? Transformers are principally used to step between different levels of voltage and current. This is achieved by building the transformer with primary and …

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

In the transformer, the effect of the mutual inductance is to cause the primary ciruit to take more power from the electrical supply in response to an increased load on the secondary.

Jan 2, 2026 · 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 …

Dec 8, 2015 · Below are animated circuit diagrams for a step-up transformer, step-down transformer, and even a somewhat pointless transformer that has a 1:1 voltage ratio. The right …

The article provides an overview of transformer, including their definition, purpose in electrical power systems, and working principle based on electromagnetic induction.

May 10, 2025 · What is a transformer, and how does it work? A transformer is an electrical device that is used to increase or decrease voltage levels in an AC (Alternating Current) circuit. It …