What are the protection schemes used for protection of transformers ?

3 Answers   Engineers India Limited,

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what about GD square and its important for motor design?

0 Answers   Innovis, MNC,

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describe the Tranformer testing procedure

0 Answers  

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In alternator generally we give DC voltage to field of alternator but field (excitor)produce Ac & converts into DC by rotating rectifier(RR ) then fed to rotor .my question is why we cannot give dc voltage directly to rotor instead of Excitor & RR ?

1 Answers  

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how we select HRC FUSE ?

1 Answers   AXA,

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what is different between electrical ckt&electronic ckt

4 Answers   Ashok Leyland,

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What is the meaning of TRI Vector meter?

7 Answers   ABB, Excel Power Switchgear,

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for same rating of a transformer and induction motor which one will have higher magnetising current flowing?

2 Answers  

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How can we get d.c series motor characteristics by using a.c induction motor?

1 Answers   IIT,

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what happen if i connect DYn11 and DYn1 vector group transformer in parrallel?other things are same like votage ration,x/r ratiob etc...

4 Answers  

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100V supply is appllied between 500K Resistance bulb. for 1 kwh energy, how long time the bulb will glow? explain the calculating method.

3 Answers   Bhel,

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In 3phase power= Root*3*v*i*cos@ What is the power in 2phase....??? and Derive it

3 Answers   Essar,

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