what happens when back feeding supply accidently collapses with normal supply ??? How?? [that is sometimes in a substation 11kv feeder if their ws long time permit work, back feeding supply will provide from nearest substation... if accidently after the permit work,they charged the feeder without removing back feeding wat will happen...?]

1 Answers   KSEB,

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how can we make cable shedule for controll wiring ? which details must be required for it.?

0 Answers   L&T,

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What is the similarity and what is the difference between relays and PLC?

3 Answers   NTPC,

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dear sir, How i calculate the 2 phase welding transformer power or kva?? kindly tell me....

2 Answers   Gedco,

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Why the capcitor to be discharged after put in to operation & why not inductor though the both elements stores energy?

3 Answers  

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how is efficincy of the transformer is predermined

3 Answers  

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what is difference between vaccum circuit breaker and air circuit breaker?

2 Answers  

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how to test the ht machines?

0 Answers   ONGC,

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WHY THE COLOR OF OUTDOOR TRANSFORMER IS BLUE ONLY???

0 Answers  

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how does capacitor oppose sudden chane in voltage? how does inductor oppose sudden change in current?

4 Answers   AAA, Iqra University,

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what is apparent poewr, reactive power, & active power?

0 Answers  

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What is EPBX????

3 Answers   Emerson,

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