whose the first invented AC voltage or DCvoltage

4 Answers  

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why we used.c source in the field of the alternator , why not a.c source.

1 Answers  

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in our transmisison sub station why we step down firstly 132kv\33kv then 33kv to 11kv. can we direct step down 132kv to 11kv.

4 Answers  

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why odd hormonics only will effect the power system.why not even hormonics

2 Answers  

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if we give DC suply to the AC motor what hapen

5 Answers   TATA,

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What is potientometer.How it is useful in a sychronoscope.

1 Answers  

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What is the deffirant between EARTH, GROUND AND NUTRAL

4 Answers   TCS,

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what is differnce btwen lll and lllg faults

0 Answers  

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Why Diffrential and Ref relays are used together although Diffrential relay can protect Pri and Sec of Transformer

1 Answers   Qatar Gas,

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how many units consumed by a 33/440 2000 kava transformer in a day

3 Answers   Infosys, MRF,

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Can any one provide the inspection procedure of MIMIC for VFD panel? Details: If someone wants to have a mimic in the VFD panel what are inputs considered for the mimic(like on,off,trip) whether we are able to add speed variation in the mimic(if so how can we get) and what are the parameters to be checked in the MIMIC during inspection?

0 Answers  

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Is it legal of using 3 phase motors in 2 phase in Tamilnadu?

2 Answers  

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