Question

What is the purpose of a transformer?​

Answer 1

Answer:

A transformer is an electrical apparatus designed to convert alternating current from one voltage to another. It can be designed to "step up" or "step down" voltages and works on the magnetic induction principle.

Answer 2

Answer:

Transformer is broadly used in electrical device and it is used for many purposes. It is necessary to change and alternating voltage from one to another of greater or smaller value. It is best on principle of mutual induction.