How the electric train gets the supply of electricity? What is the return path of the current?

8 Answers   Siemens,

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In case you don't have coal and salt for earthing, how can you achieve good temporary earthing?

1 Answers   Focus Energy, NHPC, ONGC,

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Why we didn’t feel electric shock in an electric train ??

10 Answers   NTPC,

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why induction motor speed is decress with increase in load? how synchronous motor speed is constant?

1 Answers  

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explain all the classes with example

0 Answers  

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If mutual flux is 1.2wb & power factor is 0.8 lag , then what is the Useful flux of a transformer?

0 Answers   Nalco, NTPC,

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maximum transmission voltage in india ? & where is it situated ?

7 Answers   GIDC, OPTCL,

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Why earthing done?

1 Answers   CBRE,

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WHAT IS MEANT BY SLIP , WHERE IT OCCUR

3 Answers   Suzlon,

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where are the circulat the diesel in DG parts name with pictue

0 Answers   SSP, Wipro,

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How to know of any cable size if there are not written on cabl?

0 Answers   APGenco, El Seif,

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why are caluculte transformers or dg's in kva does not caluculate in kw

5 Answers  

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