Answer / kapil

due to absence of residaul magnetism in it

Answer / atul

Check the AVR..

what is the resultant phase shift in a 3 phase power system including neutral if on or more phases gets grounded or short circuited. kindly explain in detail for the reasons...

1 Answers   Enercon,

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what is the voltage level which is used in transformer short circuit test

1 Answers  

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Which of the following alternatives will be cheaper (1) A 100 h.p AC, 3-phase motor (2) Four motors of 25 h.p each (3) Five motors of 20 h.p each (4) 10 motors of 10 h.p each explain

0 Answers  

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How can i learn to programme every VFD. Or is there any typical study to understand VFD programming.

1 Answers   Volkswagen,

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what is the power ratio between power in star and delta circuit?

3 Answers  

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A 6-pole, 50 Hz, 3-phase synchronous motor and on 8-pole, 50 Hz, 3-phase slip-ring induction motor are mechanically coupled and operate on the same 3-phase, 50 Hz supply. If they are left open-circuited, then the frequency of the voltage produced across any two slip rings would be

2 Answers   L&T,

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oil cooled transformer

0 Answers   Jindal,

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How can we calculate the resistance of earthing & how can we control it?

2 Answers  

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What is Isolation Current transformer and what purpose to use it in REF relay ?

1 Answers  

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why we r not earthed Control cable of C.T. terminals

0 Answers   HCC,

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Differenc between the resistance and resisters?

5 Answers  

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which transfofrmer oil break down voltage strength get will be more if oil sample taken from bottom of tank or oil sample taken from top of the transfomer tank.

2 Answers   NPCIL,

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