Why are the voltage levels in a powersystem are 11KV,33KV etc., why not 10KV,30KV?

2 Answers  

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PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL

0 Answers  

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in 3phase 50kva dg what is the full load current for single phase laod

6 Answers  

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how to calculate current when LT supply 415v fed to HT Motor 6.6kv and 1120kw.

2 Answers  

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What is the role of ESP(Electro Static Precipitator)in steam power plants? Where it is located? How it works?

1 Answers  

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why do select 11000v rubber mat even we use only 415Volts

1 Answers   Saint Gobain, Tata Steel Limited,

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why power factor is lagging and leading(i.e -1to +1)

2 Answers  

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WHEN THESE TRANSFORMERS WINDINS CONFIGURATION ARE USED? SPECIALLY EXPLAIN REGARDING STEP UP AND STEP DOWN KEEPING IN MIND.AND REGARDING LOAD ALSO. a.star to delta b.delta to star c.delta to delta d.star to star ALSO EXPLAIN WHY V USE 415/415 TRANSFORMERS IN TUBEWELLS?

1 Answers   ABB,

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Is a induction motor rotate by back emf ? If not , then how it is rotate ?

1 Answers  

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how to interlock 3 nos MCCBs using under voltage coil. please provide me circuit diagram?

0 Answers   Honeywell,

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HOW TO CALCULATE AMPs OF CURRENT TRANSFORMER IN HT Panel

0 Answers   MAB,

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what is the disadvantage of leading power factor...why can't we use it (pf=0) for a long period of time?

10 Answers   Appco, snsce,

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