Auto transformer is used in transmission and distribution

A)     When operator is not available
B)      When iron losses are to be reduced
C)      When efficiency considerations can be ignored
D)     When the transformer ratio is small

2 comments:

  1. UnknownApril 25, 2018 at 1:48 AM

    Plz .. Someone explain this answer

    ReplyDelete
  2. UnknownOctober 27, 2020 at 10:32 AM

    Bcz when transformation ratio is small then KVA rating is maximum

    ReplyDelete