Why 30°phase shift occur in star-delta transformer between
primary and secondary?



Why 30°phase shift occur in star-delta transformer between primary and secondary?..

Answer / k.prakashchandra

There has to be a shift ,just overlap vector diagrams and see

Is This Answer Correct ?    2 Yes 5 No

Post New Answer

More Electrical Engineering Interview Questions

i have DEEE certificate in vinyaka misson unive rsity. is a INGNO if possible get the electrical C licences in Tamil nadu?

0 Answers  


why not starting switch first connect in direct on line starter?????

1 Answers  


CAN ANYBODY PLEASE TELL ME HOW TO DESIGN A SERIES REACTOR FOR LIMITING SHORT CIRCUIT FAULT CURRENT??

1 Answers  


how does a liquid starter reduce the starting currents?

1 Answers  


How do you know when the battery is fully charged?

6 Answers   ABB, Pricol,


define frequency ?

14 Answers   KPTCL,


How to calculate earth flat size for 250 Kva DG and transformer?

8 Answers   Deepak Fertilisers,


If MF is 30000, pt ratio is 110 kV/110 v then what is the ct ratio?

2 Answers  


HOW TO SELECT THE COPPER CABLE SIZES OF MOTORS,TRANSFORMERS?

1 Answers   Eastern Produce,


how can u determine size of the conductor by knowing the voltage level

2 Answers  


In India why is the supply frequency 50hz? I need a particular answer for it..

3 Answers  


why we not using 230kv directly why we are stepping down and then stepping up

2 Answers   Siemens,


Categories
  • Civil Engineering Interview Questions Civil Engineering (5086)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4453)
  • Electrical Engineering Interview Questions Electrical Engineering (16638)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)