how to decide choke rating for drive?

0 Answers   Reliance,

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what objective books are good for preparing for PSU's?

3 Answers   NTPC,

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current transformer cannot measure voltage or not ? then y we use P.T ?

1 Answers   Bhel,

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Formula to calculate amps rating when we are having only the width & thickness of the coppper ?

2 Answers   BEL,

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why rating of transformer is in KVA but of motor is in KW

4 Answers  

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What is sequence network? Discuss all three types of sequence network.

1 Answers  

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what rectifiers is and what are the types of rectifiers?

0 Answers  

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how to calculate the step resistance for slipring induction motor,how you deside the no of step for that?

0 Answers   ABB, Visa,

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which level of transformer oil has got low dielectric strength ?why?

2 Answers  

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in a dc motor we supply current only to the armature conductors,from where is the field winding gets excited then??

3 Answers   RRB, Siemens,

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should %impedance be high or low in a power transformer? if so why?

0 Answers  

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what is the other name of dc series motor

2 Answers  

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