diff. between star, delta connection?

4 Answers  

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why we step down voltage level from 33kv to 11kv and 11kv to 415v.Instead we can step down voltage from 33kv to 415v directly using single transformer?

3 Answers  

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Everybody Knows What is ACB, VCB but anybody tell me what is ST?

7 Answers  

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what is the principle of operation of synchronous motor and generator? explain in detail.

2 Answers   Maruti Suzuki,

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WHAT IS THE USE OF EARTH SWITCHES?

3 Answers   L&T,

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what is the difference b/w ground & virtual ground?

0 Answers   Accenture,

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an electric bulb is connected on a holder. one end of the wire is connected to the phase and the remaining one connected to earth instead of neutral. the bulb will glow or not? if yes then what is the need of neutral?

7 Answers  

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what take 100 w take current

1 Answers   SoftLogic,

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why transformer rating is expressed in kva.

4 Answers   Electrosteel, L&T,

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WHICH TYPE OF TRANSFORMER USED IN SWITCHYARD IN POWER PLANT?

15 Answers   GE, Lanco, NTPC,

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If o/p power is doubled by how much does the sound increase

0 Answers   Flipkart,

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what is creep of energy meter?

2 Answers   HNG,

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