what is magnetizing current test in power transformer

0 Answers   ABB,

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Some times to change of DOR of a motor, interchange of R & B is not effected and RYB take same current, but interchange of R&Y is effected ie change the DOR. My doubt is what is the problem in motor and how it is happen.

0 Answers  

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how i run d.c. moter with solar panel without use of battery?

1 Answers  

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what type of questions are asked and howmwny questions belong this catagory?

0 Answers   RRB,

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How to know any size of cable if there are not written on cable? Answer must be theurical not by experience.

0 Answers   El Seif,

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which type of harmonics minimum produce in 12 pulse rectiformer transformer? a)3rd b)5th c)7th d)11th

4 Answers   Power Grid, Powerica,

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Why armature rheostat is kept in maximum position?

0 Answers  

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Can we use the Poly Phenly Sulphide instead of Poly Phenly Ether? Do clarify your opinion.

1 Answers  

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What is the meaning of key single line diagram?

8 Answers   Technip,

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what is the meaning of TPN

2 Answers  

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What is the need for a controller?

0 Answers  

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For what purpose and why ACBs are used

4 Answers  

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