Answer / mubeen saifi

White colour LED is possible. By combining blue,green and
red colour LEDs in one shell. And by maintaining an optimum
temperature because temperature is responsible for colours
on Kelvin scale.

what kind of material to be used after ngr unit? cu or GI

1 Answers   Michelin,

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What do you mean by ratio correction factor of instrument transformer?

0 Answers  

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What will be the output voltage of a transformer if it is primarily energized from a square wave voltage source?

0 Answers   HPCL,

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How to calculate the motor winding resistance ?

21 Answers   Forbis, L&T, OEGI, VTI,

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Im designing APFCR Panel for 600 KVAR.I need to calculate the full current so that i can choose the capacity of isolator/Breaker.Kindly suggest with formula.

1 Answers  

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calculate external resistance values to add to the rotor of a slip ring induction motor. STATOR- 415 V, 3 phase delta, 1100 A, 50 Hz, 1490 rpm, pf 0,86 ROTOR - 660 V, 590 A, 50 Hz. STATOR current at each steps STEP1-600A,STEP2- 800A,STEP3-1000A,STEP4-1100A.

0 Answers  

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What type of tranformer generaly at soft wares like capacity 2000 kva 1800 kva etc iam confused it CT or PT OR distribution tranformer

3 Answers  

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why Transformers power mentioned in KVA?. and why Generators and Motors power mentioned in KW?.

10 Answers  

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I have 4 busbar of 1000 ampere. we use 4 busbar to make 4000 ampere in one phase.my problem is that when we applied 60% load on that then busbar produced high noise.what is the reason of that and how can i minimize that noise.

0 Answers   College School Exams Tests,

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why should we have to maintain pf in our site 0.9????????

3 Answers   Dalkia,

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the distance from my office to d.g is aprox 400mtrs and voltage drops ibn my office near about 40 volt what should i do p[ls suggest.

4 Answers  

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what is allowable current flows from phase to ground with out tripping the breaker

1 Answers  

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