what is the difference between bus-coupler and bus-riser

2 Answers  

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what is the difference between changer, converter and transformer?

0 Answers  

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if transformer core is made of copper instead of steel which losses will increase..please explain

5 Answers   Bhel,

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What is called limb of a transformer?

0 Answers  

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What is Grounding? any difference b\w earthing? if yes plz explan??

3 Answers   ABB,

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why ELCB's are not useful for operation theater equipments ?

4 Answers   Reliance,

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whats the existence of reactive power and when it arises?

0 Answers   IIT,

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How we calculate the size of H.T cable for any transformer & rating of busbar for any L.T. panel?

3 Answers  

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how much amps will get from a 360/11kv line

2 Answers  

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How do we check transformer losses and what are the ways to minimise it.

5 Answers  

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Can anybody explain me the electrical circuit of indian railways to drive electrical engines(LOCOMOTIVES)? How does overhead lines work in the circuit to drive different trains on the same track?

1 Answers  

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why two windings are using in single phase AC motor

3 Answers  

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