Tell me why 440 volts instead of 660 volts in 3 phases of supply system?

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what is virtual grounding?

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i completed my b.tech recently with full credits... i have confused in calculating my backlogs...actually i failed in 6 subjects(1 in 2-1,4 in 3-2,1 in 4-1) but i cleared them in one attempt in their respective supplymentry.... then how many backlogs i had now... tell me cleraly.....

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what is the name of 1st micro-controller?

1 Answers  

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Plz send previous gate ece question papers with answers of 10 years to my email id .My id is seenu469@gmail.com .Thank u sir

0 Answers   Infosys,

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What is single input output interface? How it is different from single ended interface?

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i am kvsivanarayanareddy . i work in mnc company in engineering job. i completed B.Tech in electronics &communication , i want to prepare group 2 exams in ap. pls give me suggetion for preparing group, how iwill start preparation pls send to my mail .which topocis i will concertrate . how i will reach my goal pls suggest to my question.

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What is meant by natural commutation?

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What are the faults that might happen in a DCS ?

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Define what is the significance of the arrow-head in the transistor symbol?

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difference between dielectrics and insulators give some examples

3 Answers   TATA,

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What is sweep time?

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