Answer / anil kumar goyal

there is no difference between neutral and earth
in both the cases the potential is zero

why we are using DC supply for all protection relays, why cant we use AC supply..???

1 Answers  

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How can calculate the efficency of the rectifier. input 240V AC, current 5 amps,P.F 0.98, Output is 54 V DC,62.6 A.

10 Answers  

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how can we check a fully charged battery?

2 Answers   KSEB,

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i want to trigger ATS (Mains +Generator )from external system could any body help me in this regard ?? is it posible if yes please tell me how?

1 Answers  

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TO operate transformers in parallel, vector symbol of the both should be same.If one transformer name plate is not there, how can we conclude that whether the transformer is having the same vector symbol or not?

4 Answers  

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what is basic difference betmeen normal & flame proof motor??

0 Answers   Dynamics,

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what is the mho relay

3 Answers  

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diagram for soft stater ?

3 Answers  

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what is difference between earthingpits,earthing grid & earthing mess?

0 Answers   TATA,

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take 100kva DTR( delta/wye ), what ll happen if we connect 11kv to LT side instead of connecting to HT side? will the DTR behave as a step up transformer or something else????

0 Answers  

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What happen if transformer neutral path get removed ?

1 Answers  

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What would be the ratio of a Delta-Wye tranformer having 48000 volts phase to phase on the primary and 4160 volts phase to phase on the secondary?

5 Answers  

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