Please explain, how to test vector group of tranformer(Delta y1) . Thank

0 Answers   PGCB,

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Why do we mostly prefer to generate and distribute electricity in 3 phase and not in 4 phase or 5 phase?

0 Answers   IOCL,

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At what factor resistance r of a conductor depends?

0 Answers  

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i need 24v dc from 230v ac supply how we can getit ? what are the devices &its rating requied for that ? plzz i need answer urgently .thank u

3 Answers  

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What happent when a AC motor(no break and starters ) stop and suddenly start . ? Starting current low or high?? Why?

1 Answers  

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What is the difference between Delta & Wye windings?

0 Answers  

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Which motor has high Starting Torque and Staring current DC motor, Induction motor or Synchronous motor?

5 Answers   BSL, Elite, TTA,

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In a voltage-controlled current source A A current booster is never used B The load is always floated C A stiff current source drives the load D The load current equals Isc

0 Answers  

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What is the output of 25 kva 11/.4 kv transformer in kw ? Plz generalized it...

3 Answers   NTPC,

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what is the function of switch gear ?

10 Answers   Exxaro,

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I use 20 nos led tube 4feet, in pathway 100mtr approximate, so what size cable i use for lighting

0 Answers   Oman Cables Industry SAOG,

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watt meter have 4 terminals what there name??? and what theses 4 terminals indicates ?? and why 2 terminals are short circuited??

1 Answers  

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