why do we need transformers?

12 Answers  

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why stay insulator is not used with stay wire for 11kv Lines. Whereas it is used for LT lines ?

2 Answers   Essar,

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Why we use Capacitor in Single Phase Induction Motor?

12 Answers   IIT,

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wath is this mining of bts

1 Answers   Nokia, TATA,

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what are the protecyion of transformer & generators

0 Answers  

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WHAT INSTRUMENT IS USED TO MEASURE THE MAGNETIC FLUX?

7 Answers  

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Why we should use delta connection in primary and star connection in an distribution transformer, which converts 400v a.c. voltage to 33kv.

15 Answers   ABC, Kirloskar, Sify,

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can we run AC & DC cables in same tray

1 Answers   Aurobindo,

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What happens to the synchronous generator when reverse power is given to it?

1 Answers  

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why should the primary of transformer be connected in delta in a heat run test?

0 Answers   Bhel,

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we have a 2000kva step down transformer at our site. The HT side is charged from 22000V. So the primary current will be 52.48A. So why the HT breaker(SF6 ABB) is rated of 1250Amps ?

2 Answers  

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whats the one main difference between UPS & inverter ? And electrical engineering & electronics engineering ?

16 Answers  

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