If use auto transformer method starting to start an induction motor to replace star-delta method, then the required tapping on the transformer will be _________

If use auto transformer method starting to start an induction motor t

1.	If use auto transformer method starting to start an induction motor to replace star-delta method, then the required tapping on the transformer will be _________
A.	57.73%
B.	86.7%
C.	57%
D.	66.66%
Answer» B. 86.7%

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