Answer / sanjeev yadav

as we know, if we short all limbs of star connection then it work as a neutral point but, if one limb get opened then it will not work as neutral point. 

difference between diode and scr?

2 Answers  

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While converting delta into star or star into delta ,the three values of resistances remains unchanged .Find out the value?Let In star R1=x;r2=x;R3=x On converting into delta,R12=x;R23=x;R31=x Find the value of x

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wat is the difference between BE &BTECH.

8 Answers  

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2- What are the percentages between excitation currents in phase (R, S and T) in ∆ and Ỵ connections in excitation Current test in transformers?

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give me the details of anti pumping relay

2 Answers  

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which surface is suitable for NEUTRAL GROUNDING ?

1 Answers   NTPC,

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What will be the size of copper cable (each for 3 phase and 1 neutral) from Service connection Kit-Kat to Panel Board (i.e. to main switch) for a 6 pole 3-phase AC induction motor of 200 H.P. capacity? Amp-255 A, Frequency:- 1450 rpm.

0 Answers  

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resitance in ac=1.6*resistance in dc

3 Answers  

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how megger step up the DC voltage

1 Answers   Voltech,

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Can we check ELCB constantly from R1 to R8 phase in 1 no DB?

0 Answers   Legrand,

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Define filter?

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why the generator operating along with the infinte bus bar should never be under_excited?

1 Answers  

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