Question

TELL ME WHAT IS TRANSFORMER AND AUTO-TRANSFORMER?​

Answer 1

Answer:

A autotransformer is an electrical transformer with only one winding. In an autotransformer, partions of the same winding act as both the primary and secondary Side of the transformer. In contrast,an ordinary transformer has separate primary and secondary windings which are not electrically connected

Answer 2

An isolation transformer is an electrical transformer with a primary and secondary coil winding. ... An autotransformer is an electrical transformer with only one winding. The term “auto” refers to a single coil acting alone, not to any kind of automatic mechanism.