1.

When auto-transformation ratio becomes equal to 1, which of the following statement is true?

A. VA rating of the autotransformer becomes far greater than VA rating of two winding transformer
B. VA rating of the autotransformer becomes far lower than VA rating of two winding transformer
C. VA rating of the autotransformer becomes equal to VA rating of two winding transformer
D. Can’t comment
Answer» B. VA rating of the autotransformer becomes far lower than VA rating of two winding transformer


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