For some transformers we are using solid neutral earthing while some others we are using resistance earthing why ?

0 Answers  

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is there a different b\w ground fault CB and earth leakage

1 Answers  

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what is the definition of Nominal current or voltage

1 Answers  

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In a overhead system why the voltage between line &ground is taken for basic comparison ?and in case of underground cables the comparison take only by the voltage between cables?

1 Answers   L&T,

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what will hapen if secodery circuit is open of current transformer

8 Answers   KPTCL,

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How to distinguish between the armature wires with the field wires of a Dc motor ?

5 Answers  

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what is the function AND aplication of CBCT?

2 Answers  

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what is the purpose of using filters in a protective relaying scheme?

0 Answers  

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in single phase we get 220 volt and in three phase 4420 v why this second Ques= in case three phase star conection our neutrul becom disconect what happan 3 Q=== a three phase house load and have unbalce load on different pahse diffrent current eg phase a 7A b 8A c 5A and voltage is 440 than how calculate it total load in kw pl give formula thanks

8 Answers  

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what is the opencircuit tes &short circuit test in transformers ,why you need this test, in poen your connecting which votmeter why?

1 Answers  

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What happens if you give supply to the rotor of three phase induction motor?

11 Answers  

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How can we have to decided motor connection as a STAR-DELTA or DELTA-STAR?

3 Answers   IOCL, Jindal,

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