earth also having a gravitational force (magnetic field of north and south)but it attracts any object compare to this theartifical magnetic cant perform same as earth why?

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Whta is earthing?What is the optimum value of Earth Pit?

2 Answers   Bharti,

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what happend if the protection ct is by mistake put instead of measuring ct & vice versa?

2 Answers  

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How to calculate the current capacity of the 3C / 1C Al/Cu power cable???

2 Answers  

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hi friends if you have any 400KV Substation Erection and installations Drgs please send to me.My email id:kandi.suresh441@gmail.com

0 Answers  

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What is the use of core in the transformer?

19 Answers  

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what is exiter winding,stator winding,avr?how it will work?

1 Answers   Siemens,

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What could be the problem if two power transformers trip on stand by earth fault at same time

1 Answers  

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How can we increase the capacity of exixting capacitor bank??????????????? PLS. Help

1 Answers  

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why power is generatd at 50 hz only..? can we do this on another freq...?

7 Answers  

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what is the advantage of connecting capacitors in delta than in star?

1 Answers   NTPC,

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why current transformer secondary side should be shorted ?

5 Answers   Areva,

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