Tell 3 application of the auto tranaformer

EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN:9781337516549
Author:Simmons
Publisher:Simmons
Chapter26: Smoke, Heat, Carbon Monoxide Alarms, And Security Systems
Section: Chapter Questions
Problem 13R: Carbon monoxide is ____________, and is ____________, ____________, and ____________.
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Tell 3 application of the auto tranaformer.

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           1)Auto transformer is used as variac to vary the supplied voltage in laboratories of technical institution.it has single winding due to which losses are low and efficiency is high.
          2) Auto transformer is used as voltage booster in AC transmission system to maintain constant voltage. In transmission voltage depression occur due to induction so it helps in boosting up.
          

          

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