A delta/star transformer is connected in parallel to a star/delta
transformer. The turn ratio former is x times latter, the x is
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Answer is 3
Explanation: Turn ratio of star1/ Turn ratio of delta 1= Vph/Vph/√3= √3
Ture ratio of star 2 / Turn ratio of delta 2= Vph/√3/Vph= 1/√3
Thus, turn ratio of star1/delta1 = 3 * turn ratio of star 2/ delta 2.
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