what is the function of Choke?

9 Answers   Airport Electrical, Cummins, Tamco,

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what will happen if secondary of potential transformer (220kv/110volt) of any metering core or protection core (cables) of any phase got earthed??

1 Answers  

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Draw torque - speed curve and load curve of induction motor? mark operating point ?

0 Answers  

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Name quantities which are not transformed in the tranformer.

3 Answers  

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how to calculate the battery AH

0 Answers   Turbo,

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What is the physical significance of phase.. i.e. what is exactly the meaning in layman's language.. 1 phase, 3 phase etc ???

0 Answers   L&T,

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how to set the transformer differential relay

1 Answers   Divis Laboratories,

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If single phase having 220v so why 3phase is440v.

7 Answers   DLF,

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Why transformer ratings in KVA not in KW?

6 Answers   ABB,

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what is excitation/

0 Answers   ABB, Tata Steel Limited,

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why we use bare wire in high tension power instead of using insulated wire?

2 Answers  

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what is residual current....

1 Answers  

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