what r Grid stations?what r there role.Explain in detail

1 Answers  

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Why effective AC resistance is more than DC resistance of a transmission line?

9 Answers   HCL, ONGC,

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wat s the electronic device used in the fan regulators recently?

2 Answers  

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WHY CFL can't made in shape of bulb.

5 Answers  

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what is the difference between induction and synchronous motor?explain in simple words?why 3 phase motor is given preference over single phase motor.

10 Answers  

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what is the burdon in case of relays?

1 Answers  

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why HV test for cables?.why 0.7times?

1 Answers   Bosch, Prince Food Products,

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Is 3C x 2.5 Sqmm Cable can withstand 40Amp Starting current? If Yes then specify your ans.

2 Answers   NTPC,

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Why is reating of t/f in kva but for inverter in kw ?

3 Answers   UPPCL,

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what is mean by D.O. in distribution line poles?

0 Answers  

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Trafo ratio is 11kV/6.6kv,Vector group is YND11. What will be the effect if secondary is used for earthed system.

0 Answers  

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what is the transformer turn ratio formula and give some examples?

0 Answers   UPPCL,

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