what is meaning of sympathetic tripping with respect to relays and give the values for current carrying capacities for copper and aluminium cables from 16sq mm to 500sq mm

1 Answers  

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what is the meaning of DSL

4 Answers   Airtel,

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what is the difference between static and dynamic induced emf?

14 Answers   College School Exams Tests, MRF, Suraj Constructions,

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Why in India only 50hz frequency not 60hz

2 Answers   Prism Cement,

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What do you mean by screen of power cables?

0 Answers  

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What Different of Ht Side VCB & SF6

2 Answers  

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Why corona takes place?

4 Answers   L&T,

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How to Calculate Contracted Maximum demand using motor Hp or Current

3 Answers  

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what is the diffrence between current transformer and voltage trasformer

3 Answers  

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Is voltage & potential transformer are the same? Are they used for same application ?

11 Answers  

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what are the main parts of DG? explian thier functions?

8 Answers   Apollo Power, Tata DoCoMo, Tyco, Vizag Steel,

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what is feeder?

2 Answers  

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