Answer / krishna

hi...
even iam searching for those papers and in case if u get
them please forward it to krishnamohana123@yahoo.com..
i'll be very thankful to you..

what is the difference between ac drives and dc drives?

1 Answers  

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what the purpose of protection signaling equipment in substation?

2 Answers  

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What do u mean by Line voltage Monitor?Where it is used in a Power system?

2 Answers  

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sir,i am swati. i am goin to gv jspl exam on 21st nov'10. iwant previous year question paper. plz help me out. my emailid is swatisinha.dav@gmail.com

1 Answers  

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what will happen to give a dc supply in transformers?

3 Answers  

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In an ideal transformer no load primary current I0 A lags behind V1 by 90 degree B is in the phase with V1 C leads V1 by 90 degree D lags V1 by 45 degree

1 Answers  

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which pump used in STP

0 Answers   Dalkia,

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I need to connect a synchronous generator to the grid using automatic synchronization and two circuit breakers (one for synchronization, one for end connection to the grid), how to determinate the required diameter of the cables?

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what is a synchronizing lamp ?

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what r the preventive maintenance of air compressor

1 Answers   Jindal,

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How PSV sizing being done

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what is the safe meggar values for motor, transformer HT, LT and Cables? IF we want to replace I/C bay at our 220 kv substation which is of 140 mw load capacity bay to be replaced by 400 mw capacity bay.other than CT(1200/1) what are the other equipment i have to replace. why we generally use 3.5 core cable or in other word 1/2 core for neutral and also confirm me that in balance conditiob(3 phase)current in neutral will zero

0 Answers   Jindal,

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