difference between earthing and grounding?

2 Answers   ABB, Bharti, L&T,

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Atwhat condition reverse power relay will act?

0 Answers   Equate,

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What happens if the series current double?

0 Answers  

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What type of changeover switch needed to run a load of five 1.5 tonn ACs.

1 Answers  

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how many amps in 1KVA?

16 Answers   TATA,

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WHY WE CAN GENERATE POWER IN 3PHASE MODE ONLY NOT IN 4 OR 5PHASE

18 Answers  

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how to calculate a cable size while load is given in amp or kw and length is also define.?

1 Answers  

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Can I use 1 phase power supply to run 3 phase motor? If yes, how?

6 Answers  

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

2 Answers  

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What is meant by term Back to back in HVDC transmission?

1 Answers   SSC,

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how to combine two linear transformers...............

1 Answers  

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Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?

0 Answers  

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