what is the importance of neutral in elctrical system?

4 Answers   IOCL, Kharafi National,

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Which lamp will fuse first(1)20(2)40(3)200 three lamps will fuse together

2 Answers   NTPC,

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arcing is due to only capacitance or it is due to both inductance and capacitance? explanation.

2 Answers  

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How can you test the vector group of power transformers?

2 Answers  

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why the voltage level in transmission line are in multiple of 11kV, 22kV, 33 kV etc..( i.e., 220 V )?

4 Answers  

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why transmission is only 3 phase and not 2 or 4 or poly phases

0 Answers   Infosys,

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Why material of brush is carbon in motors why not other material.

5 Answers   NTPC,

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work of choke in florocent tube circuit ?

0 Answers   Bhel,

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Please define ampere?

0 Answers  

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is the electrical energy photo copy possible or not???????????? give me some idea about that i m very great full tu u.

5 Answers  

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Single line diagram for dbb (double bus bar)system.

0 Answers   KSEB, L&T, Siemens,

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why is the HT voltages are in multiples of 11KV

1 Answers   Clariant,

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