how to check the earth resistance value& what is the minimum earth resistance for good earthing sysytem.

33 Answers   Brookfield, BSNL, DMRC, Epoch, KPTCL, Polycab, Power Control, SIEA, Siemens, Wipro,

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State and define norton’s theorem?

0 Answers  

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how to calculate multiplying factor with ct ratio 400/5

1 Answers   KBPL,

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If we need 4c× 50mm sq cable but it's not available so we can pull 4c×25mm sq two cables?

0 Answers  

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In electric motors, according to the no. of compartments, The no. of input's (pantagraph collector's) were increased, why?

1 Answers  

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What is the difference between electric and electronic circuits?

11 Answers  

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Maintenance of transformer???

0 Answers   Adani,

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what is the meaning of harmonic in AC waves and when which are prduce and what is the effects on line and give any other information about harmonics

1 Answers  

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why does the magnetic balance tests at transformers? how to provide earthing in flight?

1 Answers  

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what is VFD and where is use of it

5 Answers  

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what is pole slip ?

4 Answers   NTPC,

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What is relation b/w Transmission Lines & Communication Lines ?

2 Answers  

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