What is the actual purpose of using a transformer in a circuit?

Please wait…

1. What is the actual purpose of using a transformer in a circuit?

To convert AC into DC

To convert DC into AC

To step up or step down an AC voltage

To step up a DC voltage

 Loading…

 

A transformer works only with AC, since it relies on a continuously changing magnetic flux — it cannot function to convert AC to DC, or work with steady DC input at all.