How to set the star delta timer setting?

1 Answers   Integra,

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Generally in d.c. circuits the direction of current is from possitive to negative.In a.c.circuits what is the direction fo current flow

4 Answers  

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Hydro P.P. run @ 600 rpm,8pole, Nucler P.P @ 1500rpm 4 pole , ThermlP.P @ 3000 rpm 2 pole.Why this diffrence??? when we can generate electricity @ 600 rpm then Why we had incresed speed in NPP & TPP???

3 Answers  

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why rotor current reading is taken & why not stator?

4 Answers  

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time constant of RC series circuit?

2 Answers   DVC,

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why we use star and delta connection?why we donot give the supply directly?

12 Answers   Hitech, Siemens, Tata Steel Limited,

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please tell me, how i clear the objective test? when i studied form the one book after i solved the objective ,that time i solved that qes. but if i tried solve objective form the other book then i could not solved these que.

0 Answers  

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Draw a 230kv two-bus bar system showing the following. 1.Two generators (150MW) each connected through one 15.75/230KV transformers 2. 1 outgoing lines 3. Two 230/130 KV transformers 4. BUS PT's 5. CT

0 Answers  

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Why selected cable colour red yellow and blue in 3 phase Electrical system?

9 Answers   Crompton Greaves, Essar, Gridco,

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if the length, number of turns and area of coil are doubled then inductance of the coil becomes.?

1 Answers  

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what is let through energy of mccb

2 Answers  

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Could explain briefly of over excitation in transformer.

2 Answers   NCC,

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