Commonly used connections for power systems

Q.  The most commonly used connections for power systems as a step - up and step - down transformers are
- Published on 30 Oct 15

a. Star - delta, star - star
b. Delta - star, star - delta
c. Star - star, delta - delta
d. Star - delta, delta - star

ANSWER: Star - delta, delta - star


  • basavaraj   -Posted on 17 Oct 17
    its B correct
  • Ajnkya   -Posted on 10 Aug 17
    I think ans B is correct

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