why ct is testing using dc.. y cant we use AC insted of dc on POLARITY TEST.

6 Answers  

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what is the value of the earth resistance in mositure place

3 Answers   HCL,

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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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230v 1 phase Phase and Neutral insert in Bulk water what happens.

1 Answers   IVRCL,

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How many 2 ton window A/c can runs on a 125 KVA generator?

2 Answers  

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why surge protectetor work explain with the help of circut diagram?

0 Answers  

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Please give the formula for converting from 1 tr refrigeration to kw.

2 Answers   Bugema University,

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Explain the working principle of Synchronous Generator and Assynchronous generator?

0 Answers  

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why earth hole size is biggest in plug point?

13 Answers   RRB,

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Why OLTC(On Load Tap Changing)transformer is not recomended for improving voltage instability?

2 Answers  

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How to calculate phase to phase difference in 33KV Line ,11KV Line etc.

1 Answers  

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Why HT voltages are expressed in 11KV,22KV,33KV and so on? (ie in times of 11)

3 Answers   Bhel, Park Hotel,

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