Answer / atif farooq

Transformer is an elctrical device which transfer power from one circuit to another circuit without change of frequency & power

Answer / usman jadoon

A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction. Commonly, transformers are used to increase or decrease the voltages of alternating current in electric power applications.

Answer / kousik karmakar

Its called instrument tfr.it use only protection and measuring purpus..and step down tfr.

Answer / devendra kumar

Transformer is a static device which transfer the electrical energy one circuit to another circuit without change of frequency.

Answer / ruchit bathani

transformer is only change voltgae but current and frequency in not changing its called voltage transformer.

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