Answer / b.shivakumar

faraday law of electromagneyic induction i.e., when ever the
conductor cuts across the magnetic field an E.M.F induced in it.

why dc current is supplied in america rather than ac

1 Answers  

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Mention how NPN and PNP transistor works?

0 Answers  

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Dear sirs, pls check this 4-20ma to RS485 module datasheet,pls guve me some suggestions. http://www.szsunyuan.com/sy/pro_more.asp?Productid=539 Thanks. E-mail:yunianjiang99@gmail.com

0 Answers  

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WHY DO VOLTAGE TRANSFORMERS FAIL DURING EARTH FAULT IN THE DELTA CONNECTED 6.6KV ELECTRICAL SYSTEM

0 Answers  

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in 3-phase transformer which type of transformet is used in output side?

6 Answers   Essar,

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What is the importance of creepage distance in disc insulator ?

1 Answers  

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Explain principle of Soft-starter & how its working???

12 Answers   MAHINDRA,

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What is thyristor?

13 Answers  

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Why is it that North America uses 60 hz frequency while Europe uses 50 hz?

4 Answers  

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what is the function of an auto reclosure relay in OHL?

1 Answers  

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How to run 1ph motor(230 VOLTS its full load amps is 4.5 ampa))with 480 volts main(we didn hav neutral)Thn we go for step down transformer.Our load 10 amps,so we conisder this amps in primary are secondary side?

1 Answers  

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In an alternator running with a balanced zero p.f. lagging load, phase differernc between the resultant armature flux and main field flux is always____? options is 180 degree....why?? explain.

1 Answers   BREB,

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