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

what is slip rings in an induction motor&what is it's work.

4 Answers  

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can anybody give me current carrying capacity of cables e.g size of cable in sq.mm & its current capacity both alluminum & for copper

4 Answers  

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at which voltage level arcing ground is occurs ??????????

0 Answers   TATA,

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can transformer work on dc or not?if we increase the inductance of transformer can it happen to work on dc?

1 Answers  

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What does the a,b,c of 95a,95b,95c relays denotes?

0 Answers   KSEB,

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according to ohms law ,the voltage increases then current is what happened?

4 Answers   NTPC,

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a solar energy installation utilizes a three phase bridge converter to feed energy into power system through a transformer of 400v/400v.the energy is collected in a bank of 400v battery and is connected to converter through a large filter choke of resistance 10ohms.1.the maximum current through the battrey will be.2.the kva rating of the input transformer is.

1 Answers   GATE,

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what sq.mm copper pvc wire need for ac load current 25amps for 230v ?

4 Answers   Khadamat, Siemens,

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What is the deffirant between EARTH, GROUND AND NUTRAL

4 Answers  

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DO MEGGER TEST APPLIED ON SURGE ARRESTOR? IF YES THEN WHAT ARE THE ACCEPTED R VALUE REQUIRED FOR SURGE ARRESTORS FOR VOLTAGE LEVEL 11KV, 33KV

2 Answers  

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what is the internal working of star delta starter

0 Answers  

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what is balanced network and unbalanced network

1 Answers   Nalco,

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