Q.

Transformer is a device to convert –

A. D.C. to A.C.
B. Low voltage D.C. into high voltage D.C.
C. Low voltage A.C. into high voltage A.C.
D. Mechanical energy into Electrical energy
Answer» C. Low voltage A.C. into high voltage A.C.
Explanation: A transformer is an electrical device that transfers energy from one circuit to another by magnetic coupling with no moving parts. It converts high volt-age AC into low voltage AC and vice-versa.
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