how much resistence in proper earthing?

5 Answers  

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What are the site acceptance tests for power cables, DG Sets, LT panels & 30kVA UPS ?

0 Answers  

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ult of expression 'document.FrmQF.myem

0 Answers  

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What is reason to get a power factor nearly zero in resistive loads

2 Answers  

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what is diffential relay? testing proceure?and transformer reach Over load thet time differencilal relay operate or not ?

5 Answers  

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I have installed capacitor bank at secondary transformer. cos phi is increase. but on load (far from transormer), it still poor. Can anybody explain it??

6 Answers  

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why it is necessary to maintain frequency constant in a power grid ?

1 Answers   NTPC,

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why does chattering take place in ac contactors? can it be avoided & what care does the manufacturer take to eliminate this phenomenon????

10 Answers  

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How to find out damper winding failure for synchronous machine?

0 Answers  

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What is dc current source? Differentiate between ideal and non ideal current sources?

0 Answers  

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what is single turn and multiturn encoder ? Can single turn encoder be used to show rpm of a motor(on shaft) ? Plz explain in brief .abanirout@gmail.com

1 Answers  

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What happens if we run alternator on under frequency? 

0 Answers   SRHHL,

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