advantages and disadvantages of inverse definite minimum time RELAY

0 Answers  

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in transformers for ex. 100mva and 400kv the secondary current is about 420 amps but for selection of bushing the capacity of selected bushing is 2000A why there is such big difference ?

2 Answers   ABB,

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how many earthing should give for transformer body and nuetral

5 Answers   GMR, GOMS,

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What is Negative Potential Bias

0 Answers   TATA,

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how encoder works?

1 Answers   ITC Infotech,

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why we r using alternator instead of d.c generator and induction generator

1 Answers  

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Is current shock due to voltage or current? pls answer

2 Answers   ABB,

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if we increase the frequency given to a transformer then wat will happen to the transformer size, whether it will increase?

4 Answers  

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why we use 110vac in overhead crains? why not 220v, 24v

3 Answers   SOFT,

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wat are the transmission losses.... how can it be compensated....... wat s power system.......

1 Answers   NPC, NTPC, TCS,

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What is the calculation for 1000Amps Air circuit breaker relay settings.

1 Answers  

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WHY CAN WE NOT CHAGE SPEED OF SYNCHRONOUS MOTOR...............................JUSTIFY

2 Answers   ISMT,

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