what is the difference between gsm and cdma??

2 Answers   QMS, Vedanta,

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Why we use RYB phase sequence?

3 Answers  

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what is real and reactive power?

2 Answers  

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What is stub protection is all about?

1 Answers  

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which sub is most horrible in four yr degree

2 Answers  

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if we supply to secondary winding how transformer work?

2 Answers  

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is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?

0 Answers   Unitech,

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What is control system?

0 Answers  

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how to calculate the neautral earthing conductor size for a 500kva dg set.

2 Answers  

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what is pressure relief valve in D.G ?state its function?

3 Answers  

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total numbers of earthing of a transformer

1 Answers  

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Why Capacitor & ignator used in MH lamp

2 Answers   Bell,

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