What is the Difference Between resistance and resistivity?

2 Answers   Sun Pharma,

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what is cable meggering formula for low voltage ?

0 Answers  

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Why do we will ground the positive terminal in electrostatic precipitator

1 Answers   JSW,

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what is ATS & RING MAIN UNIT in Distribution System?And its Function.

2 Answers  

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what is the necessity of under ground cables ??

0 Answers  

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What is LCI drive & how does it work & why it is used?

1 Answers   EIS, ONGC,

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-What shall be short circuit current of LV switchgear for a 1000 kva, 11.415kv, 3 phase tranformer with 5% reactance.

0 Answers  

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why we not using 230kv directly why we are stepping down and then stepping up

2 Answers   Siemens,

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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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if we increase the frequency given to a transformer then wat will happen to the transformer size, whether it will increase?

4 Answers  

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could an induction motor be used for regenerative braking in electric-train control? in this type of application would some scheme have to be devised to obtain low synchronous speeds while braking? would induction-motor drive, therefore, be suitable for passenger service?

0 Answers  

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what are the problems are there if power factor is leading

3 Answers   NTPC,

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