Answer / wareagle

Have you heard of Google?

http://en.wikipedia.org/wiki/Ground_(electricity)

Answer / mahesh meshram

All aux. Neutral and body is connected to earth. If the connected load is healthy then the voltage between neutral and earth should be zero. If due to any of aux. fault or due to improper connection of earthing or imbalnce load the voltage between neutral and earth increases and it's not app zero varies at various locations if various aux are connected on same earthing in that case earthing is said to be floating .

1.differance between onload ups and off line ups.

1 Answers   CTS,

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what is meant by dielectirc medium? what is the dielectirc value of air and water???

2 Answers   ISRO,

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One Township having 850 house and each house load is 2.2KW single phase & 5HP 3 Phase motors of 10 Nos .Who can calculate 11 KV transformer capacity .dilip_bhasker@yahoo.co.in

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why is only third harmonics is dangerous for electrical equipments?

3 Answers  

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0 Answers  

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2 Answers  

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can you send me the placement papers of electrical engg. from companis like NTPC,DRDO,IOCL,HPCL,BPCL etc.?If,plz send as soon as possible.Thanks.

0 Answers   NTPC,

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why generator and t/f ratings given in kva?

2 Answers  

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1 Answers  

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when we r using 3.5 cable for a bldg. and put laod on each phase using the neutral and neutral is the return paht for the phase so the current of the neutral must be Ir+Ib+iY (return).But the size of the netural is .5 as comper to the phase.

2 Answers  

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what is a relay?

31 Answers  

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calculate multiplication factor of a trivector meter with line ct ratio 200/5A, line PT ratio 11000/110V and meter CT ratio 200/1A and meter pt Ratio 11000/110V.

4 Answers  

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