Answer / sad

IR value is depending upon the where we are going to do the
testing like primary side of the winding ,winding to earth
,between winding's for this combinations 500 M ohm is minimum
value

bsnl tta exam question

0 Answers  

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What is resolution of a measurement?

0 Answers  

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what is different between auto transformer and vriac

4 Answers  

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we know that dc motors are more superior then three phase induction motors in torque generation though they are not much used in industries why?

5 Answers   Essar, L&T,

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which trsanmission is easy and cost effective AC or DC.

19 Answers  

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difference between synchronous reluctance motor and switched reluctance motor

1 Answers  

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wat are the transmission losses.... how can it be compensated....... wat s power system.......

1 Answers   NPC, NTPC, TCS,

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What is the disadventage of gland earthing(power cable) if any. ?

0 Answers  

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What will be the impact on motor performance if a LT motor is rewound with changed motor winding data as given below:- Original winding data: total 04 wires = 02 wires of 17 SWG + 02 wires of 16.5 SWG. Changed Winding data: total 03 wires of 15.5 SWG wire size Motor rating: 160KW, 740RPM, 415V, ID FAN application. Normal Running Current = 95% of FL Current.

0 Answers   NFL,

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What is transformation ratio what it describes?

0 Answers   Cushman Wakefield,

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How can you calculate the size of the down conductor cable for the lightning protection system. Is 70mm2 cable can replace 95mm 2 bare copper cable when the copper tape size is 25Wx3 thk mm.

0 Answers  

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what is the apt definition for kirchoff's current and voltage laws?

3 Answers  

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