How the electric train gets the supply of electricity? What is the return path of the current?

7 Answers   NTPC,

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If the rotor pf of a 3 phase induction motor is .866, then what is the phase displacement between stator and rotor magnetic field 1)30,2)120,3)150,4)90 please justify....

2 Answers   GATE,

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is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?

0 Answers   Unitech,

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What are the different methodes for calculating the short circuit Current?

0 Answers   Equate,

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What is the difference between solid grounding and impedance grounding?

0 Answers  

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WHAT IS THE MEANING OG (li = 7 In)

0 Answers  

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what's transient & sub- transient reactance means?

2 Answers  

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Why CT secondary is grounded?

4 Answers  

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Where double earthing is required? Is there any power specification to have double earthing?

10 Answers   Delphi,

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compare between starting charactristics of synchronous motor with those of 3Q Squirrel cage induction motor

0 Answers  

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WHY THE RATINGS OF TRASNFORMER IS IN KVA?

5 Answers   Jindal,

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HOW TO CALCULATE CAPACITOR BANK OR HARMONIC FILTER CALCULATION

0 Answers   ECCI, EFS,

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