what is the difference between inverter and ups & what is the earth resistance for ups , if its high why so

3 Answers  

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which electrical supply used for long distance traction 1.1-ph 22kv a.c 50hz 2.2-ph 22kv a.c 50 hz 3.dc vtg 4.1-ph 22kv 150 jhz

3 Answers   Power Grid,

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two generator runnig with parallel but only one NGR on And one off Why

1 Answers  

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can i connect the two phases of scott connected transformer,if not why?

0 Answers  

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Why the capacitor are connected in Delta(Three Phase) for power factor improvement ?

5 Answers   Hero Honda,

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what is efficient load of transformer in percentage

4 Answers  

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What is electrical diversity factor in electrical installations?

0 Answers  

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Why the rating of dc machine is in HP??/ Do reply guys..Its very important......

4 Answers   Apollo,

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what are the different types of bus bar used at electrical work at shelter

3 Answers   Aster Teleservices, Costco,

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how i define power factor when some one ask me ,,,,,what is power factor ,,,,,pleas define it simple. (pleas dont use these worlds ,,the difrence bitween apparent power and actual power is power facter )

1 Answers  

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is there any difference between protection C.T and measuring C.T?if yes then what is the difference?

4 Answers   BARC, Century Rayon,

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Best way to measure the Soil resistance of rocky soil, three probe method and four probe method

0 Answers  

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